Environment Canada 355 River Road Section 23 05 05Metals Digestion Lab INSTALLATION OF PIPEWORKPWGSC Project No. R.046560.001 Page 1 of 3 PART 1 - GENERAL 1.1 REFERENCES .1 Canadian General Standards Board (CGSB)

.1 CAN/CGSB-1.181-99, Ready-Mixed Organic Zinc-Rich Coating.

.2 National Fire Code of Canada (NFCC 2005) PART 2 - PRODUCTS 2.1 NOT USED .1 Not used. PART 3 - EXECUTION 3.1 APPLICATION .1 Manufacturer's Instructions: comply with manufacturer's written recommendations,

including product technical bulletins, handling, storage and installation instructions,and datasheets.

3.2 CONNECTIONS TO .1 In accordance with manufacturer's instructions unless otherwise indicated.EQUIPMENT

.2 Use valves and either unions or flanges for isolation and ease of maintenance andassembly.

.3 Use double swing joints when equipment mounted on vibration isolation and when

piping subject to movement. 3.3 CLEARANCES .1 Provide clearance around systems, equipment and components for observation of

operation, inspection, servicing, maintenance and as recommended by manufacturerand National Fire Code of Canada.

.2 Provide space for disassembly, removal of equipment and components as

recommended by manufacturer without interrupting operation of other system,equipment, components.

3.4 DIELECTRIC .1 General: compatible with system, to suit pressure rating of system.COUPLINGS

.2 Locations: where dissimilar metals are joined.

.3 NPS 2 and under: isolating unions or bronze valves.

.4 Over NPS 2: isolating flanges.

Environment Canada 355 River Road Section 23 05 05Metals Digestion Lab INSTALLATION OF PIPEWORKPWGSC Project No. R.046560.001 Page 2 of 3 3.5 PIPEWORK .1 Screwed fittings jointed with Teflon tape.INSTALLATION

.2 Protect openings against entry of foreign material.

.3 Install to isolate equipment and allow removal without interrupting operation of otherequipment or systems.

.4 Assemble piping using fittings manufactured to ANSI standards.

.5 Saddle type branch fittings may be used on mains if branch line is no larger than

half size of main..1 Hole saw (or drill) and ream main to maintain full inside diameter of branch

line prior to welding saddle.

.6 Install exposed piping, equipment, rectangular cleanouts and similar items parallelor perpendicular to building lines.

.7 Install concealed pipework to minimize furring space, maximize headroom, conserve

space.

.8 Slope piping, except where indicated, in direction of flow for positive drainage andventing.

.9 Install, except where indicated, to permit separate thermal insulation of each pipe.

.10 Group piping wherever possible.

.11 Ream pipes, remove scale and other foreign material before assembly.

.12 Use eccentric reducers at pipe size changes to ensure positive drainage and venting.

.13 Provide for thermal expansion as indicated.

.14 Valves:

.1 Install in accessible locations.

.2 Remove interior parts before soldering.

.3 Install with stems above horizontal position unless indicated.

.4 Valves accessible for maintenance without removing adjacent piping.

.5 Use ball valves at branch take-offs for isolating purposes except wherespecified.

3.6 SLEEVES .1 General: install where pipes pass through masonry, concrete structures, fire rated

assemblies, and as indicated.

.2 Material: schedule 40 black steel pipe.

.3 Construction: use annular fins continuously welded at mid-point at foundation wallsand where sleeves extend above finished floors.

.4 Sizes: 6 mm minimum clearance between sleeve and uninsulated pipe or between

sleeve and insulation.

.5 Installation:.1 Concrete, masonry walls, concrete floors on grade: terminate flush with

finished surface..2 Other floors: terminate 25 mm above finished floor.

Environment Canada 355 River Road Section 23 05 05Metals Digestion Lab INSTALLATION OF PIPEWORKPWGSC Project No. R.046560.001 Page 3 of 3 3.6 SLEEVES .5 Installation:(Cont'd) (Cont'd) .3 Before installation, paint exposed exterior surfaces with heavy application of

zinc-rich paint to CAN/CGSB-1.181.

.6 Sealing:.1 Foundation walls and below grade floors: fire retardant, waterproof

non-hardening mastic..2 Elsewhere:

.1 Provide space for firestopping.

.2 Maintain fire rating integrity..3 Sleeves installed for future use: fill with lime plaster or other easily removable

filler..4 Ensure no contact between copper pipe or tube and sleeve.

3.7 ESCUTCHEONS .1 Install on pipes passing through walls, partitions, floors, and ceilings in finished

areas.

.2 Construction: one piece type with set screws..1 Chrome or nickel plated brass or type 302 stainless steel..

.3 Sizes: outside diameter to cover opening or sleeve.

.1 Inside diameter to fit around pipe or outside of insulation if so provided. 3.8 EXISTING .1 Connect into existing piping systems at times approved by DepartmentalSYSTEMS Representative.

.2 Request written approval by Departmental Representative 10days minimum, prior tocommencement of work.

.3 Be responsible for damage to existing plant by this work.

END

Environment Canada 355 River Road Section 23 05 13Metals Digestion Lab COMMON MOTOR REQUIREMENTS FOR HVAC EQUIPMENTPWGSC Project No. R.046560.001 Page 1 of 2 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS 1.2 REFERENCES .1 American Society of Heating, Refrigeration and Air-Conditioning Engineers

(ASHRAE).1 ANSI/ASHRAE 90.1-2010 , Energy Standard for Buildings Except Low-Rise

Residential Buildings (IESNA cosponsored; ANSI approved; ContinuousMaintenance Standard).

.2 Electrical Equipment Manufacturers' Association Council (EEMAC)

1.3 ACTION AND .1 Submittals: in accordance with Section 01 33 00 - Submittal Procedures.INFORMATIONALSUBMITTALS PART 2 - PRODUCTS 2.1 GENERAL .1 Motors: high efficiency, in accordance with local Hydro company standards and to

ASHRAE 90.1. 2.2 MOTORS .1 Provide motors for mechanical equipment as specified.

.2 Motors under 373 W : speed as indicated, continuous duty, built-in overloadprotection, resilient mount, single phase, 120 V, unless otherwise specified orindicated.

.3 Motors 373 W and larger: EEMAC Class B, squirrel cage induction, speed as

indicated, continuous duty, drip proof, ball bearing, maximum temperature rise 40degrees C.

2.3 TEMPORARY .1 If delivery of specified motor will delay completion or commissioning work, installMOTORS motor approved by Departmental Representative for temporary use. Work will only be

accepted when specified motor is installed. 2.4 BELT DRIVES .1 Fit reinforced belts in sheave matched to drive. Multiple belts to be matched sets.

.2 Use cast iron or steel sheaves secured to shafts with removable keys unless otherwiseindicated.

.3 For motors under 7.5 kW: standard adjustable pitch drive sheaves, having plus or

minus 10% range. Use mid-position of range for specified r/min.

Environment Canada 355 River Road Section 23 05 13Metals Digestion Lab COMMON MOTOR REQUIREMENTS FOR HVAC EQUIPMENTPWGSC Project No. R.046560.001 Page 2 of 2 2.4 BELT DRIVES .4 For motors 7.5 kW and over: sheave with split tapered bushing and keyway having (Cont'd) fixed pitch unless specifically required for item concerned. Provide sheave of correct

size to suit balancing.

.5 Correct size of sheave determined during commissioning.

.6 Minimum drive rating: 1.5 times nameplate rating on motor. Keep overhung loadswithin manufacturer's design requirements on prime mover shafts.

.7 Motor slide rail adjustment plates to allow for centre line adjustment.

.8 Supply one set of spare belts for each set installed in accordance with Section

01 78 00 - Closeout Submittals. 2.5 DRIVE GUARDS .1 Provide guards for unprotected drives.

.2 Guards for belt drives;.1 Expanded metal screen welded to steel frame..2 Minimum 1.2 mm thick sheet metal tops and bottoms..3 38 mm dia holes on both shaft centres for insertion of tachometer..4 Removable for servicing.

.3 Provide means to permit lubrication and use of test instruments with guards in place.

.4 Install belt guards to allow movement of motors for adjusting belt tension. -

.5 Guard for flexible coupling:

.1 "U" shaped, minimum 1.6 mm thick galvanized mild steel.

.2 Securely fasten in place.

.3 Removable for servicing.

.6 Unprotected fan inlets or outlets:.1 Wire or expanded metal screen, galvanized, 19 mm mesh..2 Net free area of guard: not less than 80% of fan openings..3 Securely fasten in place..4 Removable for servicing.

PART 3 - EXECUTION 3.1 MANUFACTURER'S .1 Compliance: comply with manufacturer's written recommendations or specifications,INSTRUCTIONS including product technical bulletins, handling, storage and installation instructions,

and datasheet. 3.2 INSTALLATION .1 Fasten securely in place.

.2 Make removable for servicing, easily returned into, and positively in position.

END

Environment Canada 355 River Road Section 23 05 14Metals Digestion Lab VARIABLE FREQUENCY DRIVESPWGSC Project No. R.046560.001 Page 1 of 7 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS 1.2 REFERENCES .1 Canadian Standards Association (CSA).

.2 National Electrical Manufacturers Association.1 ANSI/NEMA MG 1-2011, Motors and Generators, Part 30. Part 30..2 ANSI/NEMA MG 1-2011, Motors and Generators, Part 31.

1.3 SUBMITTALS .1 in accordance with Section 01 33 00 - Submittal Procedures.

.2 All bid submittals must include the following:.1 A detailed description of all components in the VFD package, including line and

load reactor impedance ratings and or filter design type, VFD current, HP, andvoltage rating.

.2 A list of any exceptions to this specification.

.3 Harmonic specification compliance calculations.

.3 All approval submittals shall include the following and approvals must be received priorto delivery of any goods:.1 Schematic wiring diagram showing all VFD package component connections and

all serial, digital and analog inputs and outputs to be connected to the controlsystem.

.2 Mechanical dimensional drawings with mounting details.

.4 On completion of the installation, the supplier shall provide the following:.1 Full commissioning report documenting all programmable settings, AC input

voltage, DC Bus voltage, current draw at maximum speed, amp vs speed curve anda description of ambient conditions.

.2 One operators manual for each VFD installed.

.3 One 216 mm x 279 mm wiring diagram for each VFD installed. 1.4 GENERAL DESIGN .1 The VFD shall be of the Pulse Width Modulated (PWM) voltage source type, utilizingCHARACTERISTIC fixed diode bridge input rectification and Insulated Gate Bipolar Transistor (IGBT) /

Intelligent Power Module (IPM) technology.

.2 The VFD's digital electronic control board(s) shall be manufactured using Surface MountTechnology (SMT).

.3 The VFD shall be dual rated for variable torque applications, with the continuous duty

output current on the nameplate. The overload rating shall be 110% for 60 seconds. TheVFD shall be selected such that the continuous duty current rating shall be equal to orgreater than the connected motor full load current rating.

.4 All VFD's shall be factory CSA/CUL certified.

.5 All packaged drive systems shall be CSA certified.

Environment Canada 355 River Road Section 23 05 14Metals Digestion Lab VARIABLE FREQUENCY DRIVESPWGSC Project No. R.046560.001 Page 2 of 7 1.4 GENERAL DESIGN .6 The VFD shall have the capability of operating multiple motors. The minimum VFD CHARACTERISTIC continuous current rating shall be the sum of the full load current ratings of the connected (Cont'd) motors.

.7 The VFD shall be capable of operating in an open circuit mode i.e. with the motor(s)disconnected, for start-up and test purposes.

.8 The VFD shall have a minimum displacement power factor of 0.96 or higher at all output

frequencies.

.9 The VFD and all options (e.g. line and load reactors, filters, bypass, etc.) must bemanufacturer wired & warrantied as an assembly in NEMA 1 enclosures. The enclosuresmay be of a Wall or Floor mount design, depending on the rating, and be supplied withforced ventilation complete with cleanable air filters in enclosures where componentsproduce excessive heat.

.10 The VFD manufacturer shall have a minimum of five years experience in the Canadian

Market. PART 2 - PRODUCTS 2.1 STANDARD VFD .1 Microprocessor Logic: The VFD shall include a 32 bit microprocessor and DSP (DigitalDESIGN FEATURE Signal Processor). A digital display keypad shall be provided for input of parameter

setting and operating commands. The digital display shall indicate output frequency,motor RPM, output current, as well as fault history information.

.2 Digital Inputs: The VFD shall include a minimum of five (5) digital inputs programmable

for function. Each input shall also be programmable to operate as a normally open (n/o)or normally closed (n/c) contact.

.3 Analog Inputs: The VFD shall accept an analog speed reference input signal of 0-5

V DC, 0-10 V DC, and/or 4-20 ma). If both inputs are active, the 0-10V DC (or 0-5 V DC) or4-20 mA signals shall be selectable by a digital input.

.4 Digital Outputs: The VFD shall include two(2) digital outputs each programmable for

drive run, frequency arrival (at set speed) or over torque. Each output shall also beprogrammable to operate as a normally open (n/o) or normally closed (n/c) contact.

.5 Analog Output: The VFD shall provide an analog pwm output signal (0-10 V DC, @

1 ma) proportional to the output frequency or output current.

.6 Alarm Relay Outputs: The VFD shall provide an alarm relay which activates during afault condition. The relay contacts shall include a set of normally open/normally closed(form c) contacts.

.7 Auto Restart: The VFD shall have the capability to automatically restart the motor after

an interruption in input power.

.8 Critical Frequency Rejection: The VFD shall provide a minimum of three(3) selectablejump frequency points used to avoid critical resonance of the mechanical system.Frequency bandwidth for each jump frequency shall be programmable from 0 to +/- 9.9Hz.

.9 DC Injection Braking: The VFD DC braking control shall be capable of automatic

initiation prior to all start commands to stop a "wind-milling" fan motor before issuing a

Environment Canada 355 River Road Section 23 05 14Metals Digestion Lab VARIABLE FREQUENCY DRIVESPWGSC Project No. R.046560.001 Page 3 of 7 2.1 STANDARD VFD .9 DC Injection Braking:(Cont'd) DESIGN FEATURE run command. The duration and amplitude of this setting is to be programmable through (Cont'd) the operator interface.

.10 Acceleration/Deceleration Control: The VFD shall provide independent programmablesettings for accel/dec l time (0-999 seconds). The VFD shall also include a setting to allowthe motor to coast to a stop.

Acceleration and deceleration shall beprogrammable for linear, S-Curve, U-Curve orReverse-U-Curve output.

.11 Carrier Frequency: The carrier frequency shall be programmable from 3 kHZ up to a

maximum of 16 kHz in 0.1 increments.

.12 Energy Savings:.1 The VFD shall be programmable for variable torque V/F curves to optimize energy

consumption..2 The VFD shall include an Automatic Energy Savings feature to further reduce

energy consumption by minimizing the current demand of the motor for a givenload, automatically.

.13 Automatic Voltage Regulation: The VFD shall maintain the rated starting torque

independent of the input voltage tolerance of +/-10%.

.14 Power Loss Ride-though: The VFD shall have a ride-through capability during anintermittent loss of power for up to 15 mSec.

.15 Min/Max Speed: Minimum and maximum speed settings shall be adjustable from 0 -

100%.

.16 Fault Log: A fault log will record the total number of faults an d display details of the lastthree faults, including reason for fault, frequency at time of fault, current at time of fault,and DC Bus Voltage at time of fault.

.17 Pre-set Speeds: Using the digital inputs a minimum of 7 programmable pre-set speeds

shall be selectable.

.18 Safety Interlocks: Terminals to be provide for connection of safety interlocks such asmotor thermistors, Fire-stat and Freeze-stat. These interlocks shall shutdown operation ineither the Drive or Bypass operating modes.

.19 Door Mounted Operator Controls/Indicators: The basic operator controls shall consist of

the following: - Hand - Off - Auto Selector Switch - Potentiometer for setting speed in "Hand" - Indicating Lights for: - Power On - Run - Fault - Drive Keypad for setting parameters, control and viewing of Speed, Current, and Alarms. - Bypass

Environment Canada 355 River Road Section 23 05 14Metals Digestion Lab VARIABLE FREQUENCY DRIVESPWGSC Project No. R.046560.001 Page 4 of 7 2.2 OUTPUT RATINGS .1 The VFD shall operate within the following rated values.

.1 Output Frequency Range: 0.1 to 400 Hz.

.2 Frequency Accuracy: +/- 0.01% with respect to digital input setting.

.3 Overload Rating: VT - 125% for 60 seconds. 2.3 INPUT POWER .1 Voltage: 3 phase (3 wire) 575 V +/- 10%

.2 Frequency: 60 Hz +/- 5% 2.4 ENVIRONMENTAL .1 The VFD shall operate within the following parameters without the need for derating:RATINGS .1 Temperature: -10 to 40°C.

.2 Humidity: 20 - 90% RH non-condensing.

.3 Altitude: up to 1,000 meters.

.4 Vibration of 0.2 G or less. 2.5 PROTECTIVE .1 The VFD shall be designed to include the following protective functions and displaysFEATURES .1 All control circuits (5, 12, & 24 V DC) shall be physically and electrically isolated

from the power circuit voltages to ensure safety to maintenance personnel..2 Instantaneous Over Current Protection: The output of the VFD shall automatically

be turned off if the operating current exceeds the specified level..3 Motor Overload Protection: The VFD shall include electronic thermal overload

protection for automatic reduction of the overload limit at reduced operatingspeed. The output of the VFD shall be disabled if the motor's thermal rating isexceeded.

.4 External Trip: The VFD shall have the capability to accept an external trip inputand the input shall be programmable for either N/O or N/C operation.

.5 Phase Loss Protection: Phase loss detection shall be provided to prevent singlephasing of the VFD input.

.6 Unattended Start Protection: The VFD shall include a user selectable function toprevent an automatic restart after an interruption in input power.

.7 Over Voltage Protection: The output of the VFD shall be automatically cut off ifthe DC Bus voltage exceeds the specified level due to regenerative energy fromthe motor.

.8 Ground Fault Protection: The VFD shall have the capability to sense currentimbalance during motor start-up for protection of the power circuit in the event of aground fault.

.9 Software Lock The VFD shall include a software function which prevents changesto the user defined settings.

.10 Power Module Protection: The IPM shall incorporate thermal and short circuitprotection circuits.

.11 CPU or EEPROM Error: VFD shall automatically be turned off in the event of anerror in the CPU or EEPROM.

.12 Option board communication error: VFD will automatically be turned off in theevent of an option board error.

2.6 RELIABILITY .1 A complete description of the manufacturer's quality assurance and testing program shall

be provided.

.2 Printed Circuit Boards / Pre-assembly: All blank circuit boards shall be checked forappearance, dimensions and continuity as per specification. All electronic components

Environment Canada 355 River Road Section 23 05 14Metals Digestion Lab VARIABLE FREQUENCY DRIVESPWGSC Project No. R.046560.001 Page 5 of 7 2.6 RELIABILITY .2 (Cont'd) (Cont'd) shall be subjected to a visual and functional test. Circuit board components shall be

stored at 15-30°C @ 5% humidity.

.3 Printed Circuit Board Inspection: All surface-mount devices shall be subjected tomicroscopic inspection for component alignment and solder joint integrity. All completedcircuit boards shall undergo a thermal stress test with temperatures cycled between -5 to65°C.

.4 All VFD's of a series shall use one common logic printed circuit board for all units

supplied. 2.7 INPUT .1 All VFD's shall be furnished with the following protective devices as a minimum: All 575FILTERING volt systems require 5% impedance harmonically compensated Line reactors rated to

carry 150% total RMS current continuously for the reduction of line harmonics and to limitline voltage transients.

2.8 INTEGRAL BYPASS .1 Provide Bypass package in a NEMA 1 enclosure. Bypass shall include three (3) contactors

for manual switching from the VFD to line and from Line to VFD. Control Transformer,Class J fuses relay and:.1 Provide an Operator station consisting of:

- Hand-Off-Auto Selector Switch - VFD-Off-Bypass Selector Switch - Auto Bypass Enable Switch - Test Mode Switch - Manual Speed Potentiometer - Power On Light - External Trip On Light - Hand Operation Light - Auto Operation Light - VFD On Light - VFD Run Light - VFD Fault Light - Frequency Arrival (at set speed) Light - Bypass On Light - Bypass Fault Light - Auto Bypass Enable Light - Test Mode Light

.2 When in Bypass Mode the VFD shall be isolated from the line and motor to enableservicing by qualified personnel. The Drive output contactor and the bypasscontactor must be mechanically interlocked to prevent simultaneous closure.

.3 Provide dry contacts for Fault, Run Status, and Frequency arrival to the buildingautomation system.

.4 Provide a 24 VDC power supply.

.5 The Drive output contactor and the bypass contactor must be mechanicallyinterlocked to prevent simultaneous closure.

2.9 DISCONNECT .1 Provide fusible Input Disconnect complete with Class J 200 kA interrupt fuses (sized perSWITCH CEC tables), for all VFD installations. The Fusible disconnect shall be integrally mounted

and wired within the VFD NEMA 1 enclosure and be provided with a door interlockmechanism to prevent unauthorized entry with the power on. In addition the disconnect

Environment Canada 355 River Road Section 23 05 14Metals Digestion Lab VARIABLE FREQUENCY DRIVESPWGSC Project No. R.046560.001 Page 6 of 7 2.9 DISCONNECT .1 (Cont'd) SWITCH must have provision for padlocking in the off position. Service personnel shall be able to (Cont'd) open the door when the system is operating.

2.10 DIGITAL KEYPAD .1 Provide a multi-line display (minimum 4 lines) (68 characters) digital backlit keypad that

employs words and numbers for easy operator interface. Keypad shall be capable ofmonitoring, programming, and operating the VFD.

2.11 OVERLOAD RELAY .1 Provide a separately mounted Class 20 overload relay for each motor. Provide door

mounted overload reset buttons. PART 3 - EXECUTION 3.1 START-UP AND .1 The manufacturer shall provide start-up and commissioning of the variable frequencyCOMMISSIONING drive and its optional circuits by a factory certified service technician who is experiencedSERVICES in start-up and repair services. The commissioning personnel shall be the same personnel

that will provide the factory service and warranty repairs at the customer site. Salespersonnel and other agents who are not factory certified technicians for drive repair shallnot be acceptable as commissioning agents. The manufacturer shall have the ability torepair his products within 24 hours of notification of failure.

.2 Start-up services shall include checking for verification of proper operation and

installation of the VFD, its options and its interface wiring to the building automationsystem. Included in this service shall be as a minimum:.1 Verification of contractor wire terminations and conduit runs to and from the VFD..2 One hour of customer operator training on the operation and service diagnostics at

the time of commissioning..3 Measurement for verification of proper operation of the following:

.1 Motor voltage and frequency. Verification of proper motor operation.

.2 Control input for proper building automation system interface and controlcalibration.

.3 Calibration check for the following set-points:.1 minimum speed.2 maximum speed.3 acceleration and deceleration rates.

.3 Commissioning agent to verify the programming of the VFD and to provide a written

copy of the settings to the engineer.

.4 Commissioning agent to lock out critical frequencies throughout the operating curve ofthe equipment as identified and required by the engineer. The agent shall recordamperages at six (minimum) different frequencies from minimum to maximum speed.

3.2 EXAMINATION .1 The contractor is to verify that the job site conditions for installation meet the factory

recommended and code required conditions for the VFD installation prior to start-up.These shall include as a minimum:.1 Clearance spacing.

Environment Canada 355 River Road Section 23 05 14Metals Digestion Lab VARIABLE FREQUENCY DRIVESPWGSC Project No. R.046560.001 Page 7 of 7 3.2 EXAMINATION .1 (Cont'd) (Cont'd) .2 Compliance with environmental ratings of the VFD system.

.3 Separate conduit installation of the input wiring, the motor wiring, and controlwiring. At no time does any of this wiring run in parallel with each other.

.4 All power and control wiring is complete.

.2 The VFD is to be covered and protected from installation dust and contamination untilthe environment is cleaned and ready for operation. The VFD system shall not beoperated while the unit is covered.

.3 Power shall not be applied until the manufacturer has started up his equipment.

END

Environment Canada 355 River Road Section 23 05 29Metals Digestion Lab HANGERS AND SUPPORTS FOR HVAC PIPING AND EQUIPMENTPWGSC Project No. R.046560.001 Page 1 of 4 PART 1 - GENERAL 1.1 REFERENCES .1 American Society of Mechanical Engineers (ASME):

.1 ANSI/ASME B31.1-2012, Power Piping.

.2 ASTM International:.1 ASTM A125-96(2007), Standard Specification for Steel Springs, Helical,

Heat-Treated..2 ASTM A563-07a, Standard Specification for Carbon and Alloy Steel Nuts.

.3 Manufacturer's Standardization Society of the Valves and Fittings Industry (MSS)

.1 ANSI/MSS SP-58-2009, Pipe Hangers and Supports - Materials, Design,Manufacture, Selection, Application, and Installation.

PART 2 - PRODUCTS 2.1 GENERAL .1 Fabricate hangers, supports and sway braces in accordance with MSS SP 58 and

ANSI/ANSI B31.1.

.2 Use components for intended design purpose only. Do not use for rigging or erectionpurposes.

2.2 PIPE HANGERS .1 Finishes:

.1 Pipe hangers and supports: galvanized after manufacture.

.2 Use hot dipped galvanizing process.

.3 Ensure steel hangers in contact with copper piping are epoxy coated.

.2 Upper attachment structural: suspension from lower flange of I-Beam:.1 Cold piping NPS 2 maximum: malleable iron C-clamp with hardened steel

cup point setscrew, locknut and carbon steel retaining clip..1 Rod: 9 mm UL listed.

.2 Cold piping NPS 2 1/2 or greater, hot piping: malleable iron beam clamp, eyerod, jaws and extension with carbon steel retaining clip, tie rod, nuts andwashers, UL listed to MSS-SP 58.

.3 Upper attachment structural: suspension from upper flange of I-Beam:

.1 Cold piping NPS 2 maximum: ductile iron top-of-beam C-clamp with hardenedsteel cup point setscrew, locknut and carbon steel retaining clip, UL listed FMapproved to MSS SP 58.

.2 Cold piping NPS 2 1/2 or greater, hot piping: malleable iron top-of-beamjaw-clamp with hooked rod, spring washer, plain washer and nut UL listed.

.4 Hanger rods: threaded rod material to MSS SP 58:

.1 Ensure that hanger rods are subject to tensile loading only.

.2 Provide linkages where lateral or axial movement of pipework is anticipated.

.3 Do not use 22 mm or 28 mm rod.

.5 Pipe attachments: material to MSS SP 58:.1 Attachments for steel piping: carbon steel black galvanized..2 Attachments for copper piping: copper plated steel..3 Use insulation shields for hot pipework.

Environment Canada 355 River Road Section 23 05 29Metals Digestion Lab HANGERS AND SUPPORTS FOR HVAC PIPING AND EQUIPMENTPWGSC Project No. R.046560.001 Page 2 of 4 2.2 PIPE HANGERS .5 Pipe attachments:(Cont'd) (Cont'd) .4 Oversize pipe hangers and supports.

.6 Adjustable clevis: material to MSS SP 58 UL listed, clevis bolt with nipple spacerand vertical adjustment nuts above and below clevis..1 Ensure "U" has hole in bottom for rivetting to insulation shields.

.7 Yoke style pipe roll: carbon steel yoke, rod and nuts with cast iron roll, to MSS SP 58.

.8 U-bolts: carbon steel to MSS SP 58 with 2 nuts at each end to ASTM A 563.

.1 Finishes for steel pipework: galvanized.

.2 Finishes for copper, glass, brass or aluminum pipework: galvanized, withformed portion plastic coated.

.9 Pipe rollers: cast iron roll and roll stand with carbon steel rod to MSS SP 58.

2.3 INSULATION .1 Insulated cold piping:PROTECTION SHIELDS .1 64 kg/m3 density insulation plus insulation protection shield to: MSS SP 58,

galvanized sheet carbon steel. Length designed for maximum 3 m span.

.2 Insulated hot piping:.1 Curved plate 300 mm long, with edges turned up, welded-in centre plate for

pipe sizes NPS 12 and over, carbon steel to comply with MSS SP 58. 2.4 CONSTANT .1 Springs: alloy steel to ASTM A 125, shot peened, magnetic particle inspected, withSUPPORT SPRING +/-5% spring rate tolerance, tested for free height, spring rate, loaded height andHANGERS provided with Certified Mill Test Report (CMTR).

.2 Load adjustability: 10% minimum adjustability each side of calibrated load.Adjustment without special tools. Adjustments not to affect travel capabilities.

.3 Provide upper and lower factory set travel stops.

.4 Provide load adjustment scale for field adjustments.

.5 Total travel to be actual travel + 20%. Difference between total travel and actual

travel 25 mm minimum.

.6 Individually calibrated scales on each side of support calibrated prior to shipment,complete with calibration record.

Environment Canada 355 River Road Section 23 05 29Metals Digestion Lab HANGERS AND SUPPORTS FOR HVAC PIPING AND EQUIPMENTPWGSC Project No. R.046560.001 Page 3 of 4 PART 3 - EXECUTION 3.1 MANUFACTURER'S .1 Compliance: comply with manufacturer's written recommendations or specifications,INSTRUCTIONS including product technical bulletins, handling, storage and installation instructions,

and datasheet. 3.2 INSTALLATION .1 Install in accordance with:

.1 Manufacturer's instructions and recommendations.

.2 Use approved constant support type hangers where:.1 Vertical movement of pipework is 13 mm or more,.2 Transfer of load to adjacent hangers or connected equipment is not permitted.

3.3 HANGER SPACING .1 Plumbing piping: to Canadian Plumbing Code and authority having jurisdiction.

.2 Fire protection: to applicable fire code.

.3 Copper piping: up to NPS 1/2: every 1.5 m.

.4 Flexible joint roll groove pipe: in accordance with table below for steel, but not lessthan one hanger at joints. Table listings for straight runs without concentrated loadsand where full linear movement is not required.

.5 Within 300 mm of each elbow.

Maximum Pipe Maximum Maximum Size: NPS Spacing Steel Spacing Coppe up to 1-1/4 2.4 m 1.8 m 1-1/2 3.0 m 2.4 m 2 3.0 m 2.4 m 2-1/2 3.7 m 3.0 m 3 3.7 m 3.0 m 3-1/2 3.7 m 3.3 m 4 3.7 m 5 4.3 m 6 4.3 m 8 4.3 m 10 4.9 m 12 4.9 m

.6 Pipework greater than NPS 12: to MSS SP 58. 3.4 HANGER .1 Install hanger so that rod is vertical under operating conditions.INSTALLATION

.2 Adjust hangers to equalize load.

.3 Support from structural members. Where structural bearing does not exist or insertsare not in suitable locations, provide supplementary structural steel members.

Environment Canada 355 River Road Section 23 05 29Metals Digestion Lab HANGERS AND SUPPORTS FOR HVAC PIPING AND EQUIPMENTPWGSC Project No. R.046560.001 Page 4 of 4 3.5 HORIZONTAL .1 Angularity of rod hanger resulting from horizontal movement of pipework from cold toMOVEMENT hot position not to exceed 4 degrees from vertical.

.2 Where horizontal pipe movement is less than 13 mm, offset pipe hanger and supportso that rod hanger is vertical in the hot position.

3.6 FINAL .1 Adjust hangers and supports:ADJUSTMENT

.1 Ensure that rod is vertical under operating conditions.

.2 Equalize loads.

.2 Adjustable clevis:.1 Tighten hanger load nut securely to ensure proper hanger performance..2 Tighten upper nut after adjustment.

.3 C-clamps:

.1 Follow manufacturer's recommended written instructions and torque valueswhen tightening C-clamps to bottom flange of beam.

.4 Beam clamps:

.1 Hammer jaw firmly against underside of beam.

END

Environment Canada 355 River Road Section 23 05 49.01Metals Digestion Lab SEISMIC RESTRAINT SYSTEMS (SRS) - TYPE P1 BUILDINGSPWGSC Project No. R.046560.001 Page 1 of 3 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS

.2 Section 21 05 01 - Mechanical General Requirements. 1.2 REFERENCES .1 National Fire Protection Association (NFPA)

.1 NFPA (Fire) 13, Installation of Sprinkler Systems, 2010 edition.

.2 NFPA (Fire) 14, Installation of Standpipe and Hose Systems, 2010 edition.

.3 NFPA (Fire) 20, Installation of Stationary Pumps for Fire Protection, 2010edition.

.2 National Research Council Canada

.1 NRCC NBCC-2010, National Building Code of Canada 2010.

.3 ASHRAE 2003 HVAC Application - Chapter 54 Seismic & Wind Restraint Design. Inaddition reference ASHRAE "A Practical Guide to Seismic Restraint".

.4 SMACNA Seismic Restraint Manual 1998 2nd Edition Addendum #1 (Sept. 2000)

1.3 DEFINITIONS .1 SRS: acronym for Seismic Restraint System. 1.4 GENERAL .1 This section covers design, supply and installation of complete SRS for all systems,DESCRIPTION equipment specified for installation on this project. This includes fire protection

piping & mechanical equipment and systems, both vibration isolated and staticallysupported.

.2 SRS to be fully integrated into & compatible with:

.1 Noise and vibration controls specified elsewhere in this project specification.

.2 Structural, mechanical, electrical design of project.

.3 During a seismic event, SRS to prevent systems and equipment from causingpersonal injury and from moving from normal position and must remain operationalduring and after an earthquake.

.4 Design to be by Professional Engineer specializing in design of SRS and registered

in Province of Ontario. The following shall bear the SRS Design Engineer's seal andsignature:.1 SRS calculations..2 SRS shop drawings..3 SRS installation inspections..4 SRS final certification letter for the project.

Note: The final certification letter shall identify the following with the body of the letter: .1 The date of the final inspection. .2 The list of contract documents hich were reviewed including but not limited to the mechanical drawings, project change orders, site instructions, etc. .3 A statement which clearly identified any exclusions of scope of service.

Environment Canada 355 River Road Section 23 05 49.01Metals Digestion Lab SEISMIC RESTRAINT SYSTEMS (SRS) - TYPE P1 BUILDINGSPWGSC Project No. R.046560.001 Page 2 of 3 1.4 GENERAL .4 (Cont'd) DESCRIPTION .4 (Cont'd) (Cont'd)

.4 A statement that certifies the installation meets the latest version of OBC & applicable codes & standards.

.5 The Fire Protection Contractors shall be responsible for their respective discipline asit relates to Seismic restraints system. The contractor shall adhere to Section23 05 49.01 and/or more stringent code (i.e. NFPA (Fire) 13, 14 & 20).

1.5 SUBMITTALS .1 Submit shop drawings and product data in accordance with Section 01 33 00 -

Submittal Procedures.

.2 Submittals to include:.1 Full details of design criteria, calculations for all equipment & associated

systems..2 Seismic Design Engineer shall provide a spreadsheet identifying all

equipment requiring or not requiring seismic restraints and include allcalculations.

.3 A copy of the seismic design engineer professional liability insurancecoverage.

.3 Submit additional copy of shop drawings and product data to Structural Engineer for

review of connection points to building structure. PART 2 - PRODUCTS 2.1 GENERAL .1 Definitions

.1 Seismic System: isolation and seismic restraint products supplied by oneSupplier.

.2 Manufacturer: manufacturer of the isolation and seismic restraint system.

.3 Supplier: manufacturers' and seismic engineer's representative

.4 Seismic Engineer: a Professional Engineer holding a Certificate ofAuthorization in the Province of Ontario with a minimum of 5 years experiencein seismic design, and with a minimum of $1 million Professional LiabilityInsurance.

.2 Each contactor shall use one Supplier to provide seismic design, isolation, and

seismic restraint.

.3 Seismic restraints are to be provided for all operational and functional componentsof building services in accordance with the current National Building Code, ASHRAEStandard "A Practical Guide to Seismic Restraint", NFPA (Fire) 13, 14 & 20, SMACNA"Seismic Restraint Manual" and good engineering practice.

.4 The contractor shall utilize a Supplier familiar with the design of seismic systems to

provide a comprehensive package of isolation and seismic restraint for the project.Provide detailed shop drawings showing the proposed restraint system for all requiredequipment, piping, and ductwork on the project. The shop drawings shall includecalculations certified by the Seismic Engineer.

Environment Canada 355 River Road Section 23 05 49.01Metals Digestion Lab SEISMIC RESTRAINT SYSTEMS (SRS) - TYPE P1 BUILDINGSPWGSC Project No. R.046560.001 Page 3 of 3 2.1 GENERAL .5 Cable restraint systems, rod stiffener clamps and seismic isolator capacities to be (Cont'd) verified by an independent test laboratory. Connection materials and site specific

designs to be by the Seismic Engineer. The Seismic Engineer may specify materialand anchors provided by the contractor where this is appropriate. It is the contractors'responsibility to ensure that the Seismic Engineers' requirements and specificationhave been met.

.6 At the completion of the project, the Supplier and the Seismic Engineer shall review

the installations on site, and shall prepare a written report, with a sealed letter fromthe Seismic Engineer, certifying that the installations have been completed inaccordance with their design and shop drawings.

.7 The Manufacturer shall be a member of VISCMA (Vibration Isolation and Seismic

Control Manufacturers Association). They shall have a letter issued to their Supplierconfirming that they have reviewed and accepted the engineering practices used bythe Seismic Engineer. The letter shall also state that the manufacturer accepts theSupplier to act as their representative for the product.

2.2 Seismic Force .1 The Importance Factor for this project is:

.1 I = 1.5.

Note: As per NBC. PART 3 - EXECUTION 3.1 INSTALLATION .1 Install Seismic Restraint Systems in accordance with Seismic Engineer's and

manufacturer's recommendations.

.2 Install SRS at least 25 mm from all other equipment, systems, services.

.3 Co-ordinate connections with all disciplines. 3.2 INSPECTION AND .1 SRS to be inspected and certified by Manufacturer upon completion of installation.CERTIFICATION

.2 Seismic Design Engineer shall provide written report to Engineer certifying that SRShas been installed in accordance with the SRS drawings. The report shall bear theseal and signature of the SRS Design Engineer.

3.3 COMMISSIONING .1 Upon completion and acceptance of certification, hand over to Engineer completeDOCUMENTATION set of construction documents, revised to show "as-built" conditions.

END

Environment Canada 355 River Road Section 23 05 53.01Metals Digestion Lab MECHANICAL IDENTIFICATIONPWGSC Project No. R.046560.001 Page 1 of 5 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS

.2 Section 09 91 23 - Interior Painting 1.2 REFERENCES .1 Canadian General Standards Board (CGSB)

.1 CAN/CGSB-1.60-97, Interior Alkyd Gloss Enamel.

.2 CAN/CGSB-24.3-92, Identification of Piping Systems.

.2 National Fire Protection Association (NFPA).1 NFPA (Fire) 13, Installation of Sprinkler Systems, 2010 edition.

1.3 ACTION AND .1 Submittals: in accordance with Section 01 33 00 - Submittal Procedures.INFORMATIONALSUBMITTALS PART 2 - PRODUCTS 2.1 MANUFACTURER'S .1 Metal or plastic laminate nameplate mechanically fastened to each piece ofEQUIPMENT equipment by manufacturer.NAMEPLATES

.2 Lettering and numbers raised or recessed.

.3 Information to include, as appropriate:.1 Equipment: manufacturer's name, model, size, serial number, capacity..2 Motor: voltage, Hz, phase, power factor, duty, frame size.

2.2 SYSTEM .1 Colours:NAMEPLATES .1 Hazardous: red letters, white background.

.2 Elsewhere: black letters, white background (except where required otherwise byapplicable codes).

.2 Construction:

.1 3 mm thick laminated plastic, matte finish, with square corners, lettersaccurately aligned and machine engraved into core.

Environment Canada 355 River Road Section 23 05 53.01Metals Digestion Lab MECHANICAL IDENTIFICATIONPWGSC Project No. R.046560.001 Page 2 of 5 2.2 SYSTEM .3 Sizes: NAMEPLATES .1 Conform to following table: (Cont'd) Size # Sizes No. of Height of (mm) (mm) Lines Letters (mm) 1 10 x 50 1 3 2 13 x 75 1 5 3 13 x 75 2 3 4 20 x 100 1 8 5 20 x 100 2 5 6 20 x 200 1 8 7 25 x 125 1 12 8 25 x 125 2 8 9 35 x 200 1 20

.2 Use maximum of 25 letters/numbers per line.

.4 Identification for PWGSC Preventive Maintenance Support System (PMSS):.1 Use arrangement of Main identifier, Source identifier, Destination identifier..2 Equipment in Mechanical Room:

.1 Main identifier: size #9.

.2 Source and Destination identifiers: size #6.

.3 Terminal cabinets, control panels: size #5..3 Equipment elsewhere: sizes as appropriate.

2.3 PIPING SYSTEMS .1 Identification:GOVERNED BY CODES .1 Sprinklers: to NFPA (Fire) 13. 2.4 IDENTIFICATION .1 Identify contents by background colour marking, pictogram (as necessary), legend;OF PIPING SYSTEMS direction of flow by arrows. To CAN/CGSB 24.3 except where specified otherwise.

.2 Pictograms:.1 Where required: Workplace Hazardous Materials Information System (WHMIS)

regulations.

.3 Legend:.1 Block capitals to sizes and colours listed in CAN/CGSB 24.3.

.4 Arrows showing direction of flow:

.1 Outside diameter of pipe or insulation less than 75 mm: 100 mm long x 50mm high.

.2 Outside diameter of pipe or insulation 75 mm and greater: 150 mm long x 50mm high.

.3 Use double-headed arrows where flow is reversible.

.5 Extent of background colour marking:.1 To full circumference of pipe or insulation..2 Length to accommodate pictogram, full length of legend and arrows.

.6 Materials for background colour marking, legend, arrows:

.1 Pipes and tubing 20 mm and smaller: waterproof and heat-resistant pressuresensitive plastic marker tags.

.2 Other pipes: pressure sensitive plastic-coated cloth or vinyl with protectiveovercoating, waterproof contact adhesive undercoating, suitable for ambient of

Environment Canada 355 River Road Section 23 05 53.01Metals Digestion Lab MECHANICAL IDENTIFICATIONPWGSC Project No. R.046560.001 Page 3 of 5 2.4 IDENTIFICATION .6 (Cont'd) OF PIPING SYSTEMS .2 Other pipes:(Cont'd) (Cont'd) 100% RH and continuous operating temperature of 150 degrees C and

intermittent temperature of 200 degrees C.

.7 Colours and Legends:.1 Where not listed, obtain direction from Departmental Representative..2 Colours for legends, arrows: to following table:

Background colour: Legend, arrows: Yellow BLACK Green WHITE Red WHITE

.3 Background colour marking and legends for piping systems:

Contents Background colour Legend marking Domestic hot water supply Green DOM. HW SUPPLY Dom. HWS recirculation Green DOM. HW CIRC Domestic cold water supply Green DOM. CWS Sanitary Green SAN Plumbing vent Green SAN. VENT Refrigeration suction Yellow REF. SUCTION Refrigeration liquid Yellow REF. LIQUID Refrigeration hot gas Yellow REF. HOT GAS Nitrogen Yellow NITROGEN Sprinklers Red SPRINKLERS 2.5 IDENTIFICATION .1 50 mm high stencilled letters and directional arrows 150 mm long x 50 mm high.DUCTWORK SYSTEMS

.2 Colours: back, or co-ordinated with base colour to ensure strong contrast. 2.6 VALVES, .1 Brass tags with 12 mm stamped identification data filled with black paint.CONTROLLERS

.2 Include flow diagrams for each system, of approved size, showing charts andschedules with identification of each tagged item, valve type, service, function,normal position, location of tagged item.

2.7 CONTROLS .1 Identify all systems, equipment, components, controls, sensors with systemCOMPONENTS nameplates specified in this section.IDENTIFICATION

.2 Inscriptions to include function and (where appropriate) fail-safe position. 2.8 LANGUAGE .1 Identification in English and French.

.2 Use one nameplate and label for both languages.

Environment Canada 355 River Road Section 23 05 53.01Metals Digestion Lab MECHANICAL IDENTIFICATIONPWGSC Project No. R.046560.001 Page 4 of 5 PART 3 - EXECUTION 3.1 MANUFACTURER'S .1 Compliance: comply with manufacturer's written recommendations or specifications,INSTRUCTIONS including product technical bulletins, handling, storage and installation instructions,

and datasheet. 3.2 TIMING .1 Provide identification only after painting specified Section 09 91 23 - Interior

Painting has been completed. 3.3 INSTALLATION .1 Perform work in accordance with CAN/CGSB-24.3 except as specified otherwise.

.2 Provide ULC and/or CSA registration plates as required by respective agency.

.3 Identify systems, equipment to conform to PWGSC PMSS. 3.4 NAMEPLATES .1 Locations:

.1 In conspicuous location to facilitate easy reading and identification fromoperating floor.

.2 Standoffs:

.1 Provide for nameplates on hot and/or insulated surfaces.

.3 Protection:.1 Do not paint, insulate or cover.

3.5 LOCATION OF .1 On long straight runs in open areas in boiler rooms, equipment rooms, galleries,IDENTIFICATION ON tunnels: at not more than 17 m intervals and more frequently if required to ensurePIPING AND DUCTWORK that at least one is visible from any one viewpoint in operating areas and walkingSYSTEMS aisles.

.2 Adjacent to each change in direction.

.3 At least once in each small room through which piping or ductwork passes.

.4 On both sides of visual obstruction or where run is difficult to follow.

.5 On both sides of separations such as walls, floors, partitions.

.6 Where system is installed in pipe chases, ceiling spaces, galleries, confined spaces,

at entry and exit points, and at access openings.

.7 At beginning and end points of each run and at each piece of equipment in run.

.8 At point immediately upstream of major manually operated or automaticallycontrolled valves, and dampers. Where this is not possible, place identification asclose as possible, preferably on upstream side.

Environment Canada 355 River Road Section 23 05 53.01Metals Digestion Lab MECHANICAL IDENTIFICATIONPWGSC Project No. R.046560.001 Page 5 of 5 3.5 LOCATION OF .9 Identification easily and accurately readable from usual operating areas and from IDENTIFICATION ON access points. PIPING AND DUCTWORK .1 Position of identification approximately at right angles to most convenient line SYSTEMS of sight, considering operating positions, lighting conditions, risk of physical (Cont'd) damage or injury and reduced visibility over time due to dust and dirt. 3.6 VALVES, .1 Valves and operating controllers, except at plumbing fixtures, radiation, or where inCONTROLLERS plain sight of equipment they serve: Secure tags with non-ferrous chains or closed "S"

hooks.

.2 Install one copy of flow diagrams, valve schedules mounted in frame behindnon-glare glass where directed by Departmental Representative. Provide one copy(reduced in size if required) in each operating and maintenance manual.

.3 Number valves in each system consecutively.

END

Environment Canada 355 River Road Section 23 05 93Metals Digestion Lab TESTING, ADJUSTING AND BALANCING FOR HVACPWGSC Project No. R.046560.001 Page 1 of 5 PART 1 - GENERAL 1.1 SUMMARY .1 TAB is used throughout this Section to describe the process, methods and

requirements of testing, adjusting and balancing for HVAC.

.2 TAB means to test, adjust and balance to perform in accordance with requirementsof Contract Documents and to do other work as specified in this section.

1.2 QUALIFICATIONS .1 Submit names of personnel to perform TAB to Departmental Representative withinOF TAB PERSONNEL 30 days of award of contract.

.2 Provide documentation confirming qualifications, successful experience.

.3 TAB: performed in accordance with the requirements of standard under which TABFirm's qualifications are approved:.1 Associated Air Balance Council, (AABC) National Standards for Total System

Balance, MN-1-2002..2 National Environmental Balancing Bureau (NEBB) TABES, Procedural

Standards for Testing, Adjusting, Balancing of Environmental Systems-1998..3 Sheet Metal and Air Conditioning Contractors' National Association

(SMACNA), HVAC TAB HVAC Systems - Testing, Adjusting andBalancing-2002.

.4 Recommendations and suggested practices contained in the TAB Standard:

mandatory.

.5 Use TAB Standard provisions, including checklists, and report forms to satisfy Contractrequirements.

.6 Use TAB Standard for TAB, including qualifications for TAB Firm and Specialist and

calibration of TAB instruments.

.7 Where instrument manufacturer calibration recommendations are more stringent thanthose listed in TAB Standard, use manufacturer's recommendations.

.8 TAB Standard quality assurance provisions such as performance guarantees form part

of this contract..1 For systems or system components not covered in TAB Standard, use TAB

procedures developed by TAB Specialist..2 Where new procedures, and requirements, are applicable to Contract

requirements have been published or adopted by body responsible for TABStandard used (AABC, NEBB, or TABB), requirements and recommendationscontained in these procedures and requirements are mandatory.

1.3 PURPOSE OF TAB .1 Test to verify proper and safe operation, determine actual point of performance,

evaluate qualitative and quantitative performance of equipment, systems andcontrols at design, average and low loads using actual or simulated loads

.2 Adjust and regulate equipment and systems to meet specified performance

requirements and to achieve specified interaction with other related systems undernormal and emergency loads and operating conditions.

Environment Canada 355 River Road Section 23 05 93Metals Digestion Lab TESTING, ADJUSTING AND BALANCING FOR HVACPWGSC Project No. R.046560.001 Page 2 of 5 1.3 PURPOSE OF TAB .3 Balance systems and equipment to regulate flow rates to match load requirements (Cont'd) over full operating ranges. 1.4 CO-ORDINATION .1 Schedule time required for TAB (including repairs, re-testing) into project

construction and completion schedule to ensure completion before acceptance ofproject.

.2 Do TAB of each system independently and subsequently, where interlocked with

other systems, in unison with those systems. 1.5 PRE-TAB REVIEW .1 Review contract documents before project construction is started and confirm in

writing to Departmental Representative adequacy of provisions for TAB and otheraspects of design and installation pertinent to success of TAB.

.2 Review specified standards and report to Departmental Representative in writing

proposed procedures which vary from standard.

.3 During construction, co-ordinate location and installation of TAB devices,equipment, accessories, measurement ports and fittings.

1.6 START-UP .1 Follow start-up procedures as recommended by equipment manufacturer unless

specified otherwise.

.2 Follow special start-up procedures specified elsewhere in Division 23. 1.7 OPERATION OF .1 Operate systems for length of time required for TAB and as required by DepartmentalSYSTEMS DURING TAB Representative for verification of TAB reports. 1.8 START OF TAB .1 Notify Departmental Representative 7 days prior to start of TAB.

.2 Start TAB when building is essentially completed, including:

.3 Installation of ceilings, doors, windows, other construction affecting TAB.

.4 Application of weatherstripping, sealing, and caulking.

.5 Pressure, leakage, other tests specified elsewhere Division 23.

.6 Provisions for TAB installed and operational.

.7 Start-up, verification for proper, normal and safe operation of mechanical andassociated electrical and control systems affecting TAB including but not limited to:.1 Proper thermal overload protection in place for electrical equipment..2 Air systems:

.1 Filters in place, clean.

.2 Duct systems clean.

.3 Ducts, air shafts, ceiling plenums are airtight to within specifiedtolerances.

Environment Canada 355 River Road Section 23 05 93Metals Digestion Lab TESTING, ADJUSTING AND BALANCING FOR HVACPWGSC Project No. R.046560.001 Page 3 of 5 1.8 START OF TAB .7 (Cont'd) (Cont'd) .2 Air systems:(Cont'd)

.4 Correct fan rotation.

.5 Fire, smoke, volume control dampers installed and open.

.6 Coil fins combed, clean.

.7 Access doors, installed, closed.

.8 Outlets installed, volume control dampers open..3 Liquid systems:

.1 Flushed, filled, vented.

.2 Correct pump rotation.

.3 Strainers in place, baskets clean.

.4 Isolating and balancing valves installed, open.

.5 Calibrated balancing valves installed, at factory settings.

.6 Chemical treatment systems complete, operational. 1.9 APPLICATION .1 Do TAB to following tolerances of design values:TOLERANCES .1 Laboratory HVAC systems: plus 10%, minus 0%.

.2 Other HVAC systems: plus 5%, minus 5%.

.3 Hydronic systems: plus or minus 10%. 1.10 ACCURACY .1 Measured values accurate to within plus or minus 2% of actual values.TOLERANCES 1.11 INSTRUMENTS .1 Prior to TAB, submit to Departmental Representative list of instruments used together

with serial numbers.

.2 Calibrate in accordance with requirements of most stringent of referenced standardfor either applicable system or HVAC system.

.3 Calibrate within 3 months of TAB. Provide certificate of calibration to Departmental

Representative. 1.12 ACTION AND .1 Submit, prior to commencement of TAB:INFORMATIONALSUBMITTALS .2 Proposed methodology and procedures for performing TAB if different from

referenced standard. 1.13 PRELIMINARY .1 Submit for checking and approval of Departmental Representative, prior toTAB REPORT submission of formal TAB report, sample of rough TAB sheets. Include:

.1 Details of instruments used.

.2 Details of TAB procedures employed.

.3 Calculations procedures.

.4 Summaries.

Environment Canada 355 River Road Section 23 05 93Metals Digestion Lab TESTING, ADJUSTING AND BALANCING FOR HVACPWGSC Project No. R.046560.001 Page 4 of 5 1.14 TAB REPORT .1 Format in accordance with referenced standard.

.2 TAB report to show results in SI units and to include:.1 Project record drawings..2 System schematics.

.3 Submit one electronic copy of TAB Report to Departmental Representative for

verification and approval, in English, complete with index tabs. 1.15 VERIFICATION .1 Reported results subject to verification by Departmental Representative.

.2 Provide personnel and instrumentation to verify up to 30% of reported results.

.3 Number and location of verified results as directed by Departmental Representative

.4 Pay costs to repeat TAB as required to satisfaction of Departmental Representative. 1.16 SETTINGS .1 After TAB is completed to satisfaction of Departmental Representative, replace drive

guards, close access doors, lock devices in set positions, ensure sensors are at requiredsettings.

.2 Permanently mark settings to allow restoration at any time during life of facility. Do

not eradicate or cover markings. 1.17 COMPLETION OF .1 TAB considered complete when final TAB Report received and approved byTAB Departmental Representative. 1.18 AIR SYSTEMS .1 Standard: TAB to most stringent of this section or TAB standards of AABC, NEBB,

SMACNA or ASHRAE.

.2 Do TAB of systems, equipment, components, controls specified Division 23.

.3 Qualifications: personnel performing TAB current member in good standing of AABCor NEBB.

.4 Quality assurance: perform TAB under direction of supervisor qualified to standards

of AABC or NEBB.

.5 Measurements: to include as appropriate for systems, equipment, components,controls: air velocity, static pressure, flow rate, pressure drop (or loss), temperatures(dry bulb, wet bulb, dewpoint), duct cross-sectional area, RPM, electrical power,voltage, noise, vibration.

.6 Locations of equipment measurements: to include as appropriate:

.1 Inlet and outlet of dampers, filter, coil, humidifier, fan, other equipmentcausing changes in conditions.

.2 At controllers, controlled device.

.7 Locations of systems measurements to include as appropriate: main ducts, mainbranch, sub-branch, run-out (or grille, register or diffuser).

Environment Canada 355 River Road Section 23 05 93Metals Digestion Lab TESTING, ADJUSTING AND BALANCING FOR HVACPWGSC Project No. R.046560.001 Page 5 of 5 1.19 OTHER TAB .1 General requirements applicable to work specified this paragraph:REQUIREMENTS .1 Qualifications of TAB personnel: as for air systems specified this section.

.2 Quality assurance: as for air systems specified this section.

.2 Laboratory fume hoods:.1 Standard: PWGSC MD 15128..2 TAB procedures: as described in standard.

.3 Zone pressure differences:

.1 Adjust HVAC systems, equipment, controls to establish specified air pressuredifferentials, with systems in every possible combinations of normal operatingmodes.

PART 2 - PRODUCTS 2.1 NOT USED .1 Not used. PART 3 - EXECUTION 3.1 NOT USED .1 Not used.

END

Environment Canada 355 River Road Section 23 07 13Metals Digestion Lab DUCT INSULATIONPWGSC Project No. R.046560.001 Page 1 of 4

PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS

.2 Section 23 05 29 - Hangers and Supports for HVAC Piping and Equipment. 1.2 REFERENCES .1 Definitions:

.1 For purposes of this section:.1 "CONCEALED" - insulated mechanical services and equipment in

suspended ceilings and non-accessible chases and furred-in spaces..2 "EXPOSED" - means "not concealed" as previously defined..3 Insulation systems - insulation material, fasteners, jackets, and other

accessories..2 TIAC Codes:

.1 CRD: Code Round Ductwork,

.2 CRF: Code Rectangular Finish.

.2 Reference Standards:.1 ASTM International Inc.

.1 ASTM C335/C335M-10e1, Standard Test Method for Steady-State HeatTransfer Properties of Pipe Insulation.

.2 ASTM C449-07, Standard Specification for Mineral FiberHydraulic-Setting Thermal Insulating and Finishing Cement.

.3 ASTM C553-11, Standard Specification for Mineral Fiber BlanketThermal Insulation for Commercial and Industrial Applications.

.4 ASTM C921-10, Standard Practice for Determining the Properties ofJacketing Materials for Thermal Insulation.

.2 Canadian General Standards Board (CGSB).1 CGSB 51-GP-52Ma-89, Vapour Barrier, Jacket and Facing Material for

Pipe, Duct and Equipment Thermal Insulation..3 Thermal Insulation Association of Canada (TIAC): National Insulation

Standards (2005)..4 Underwriters Laboratories of Canada (ULC)

.1 CAN/ULC S102-10, Method of Test for Surface Burning Characteristicsof Building Materials and Assemblies.

1.3 ACTION AND .1 Provide submittals in accordance with Section 01 33 00 - Submittal Procedures.INFORMATIONALSUBMITTALS

Environment Canada 355 River Road Section 23 07 13Metals Digestion Lab DUCT INSULATIONPWGSC Project No. R.046560.001 Page 2 of 4

PART 2 - PRODUCTS 2.1 FIRE AND SMOKE .1 To CAN/ULC S102:RATING .1 Maximum flame spread rating: 25.

.2 Maximum smoke developed rating: 50. 2.2 INSULATION .1 Mineral fibre: as specified includes glass fibre, rock wool, slag wool.

.2 Thermal conductivity ("k" factor) not to exceed specified values at 24 degrees Cmean temperature when tested in accordance with ASTM C335/C335M.

.3 TIAC Code C-2: Mineral fibre blanket to ASTM C553 faced with factory applied

vapour retarder jacket to CGSB 51-GP-52Ma (as scheduled in PART 3 of this section)..1 Mineral fibre: to ASTM C553..2 Jacket: to CGSB 51-GP-52Ma..3 Maximum "k" factor: to ASTM C553.

2.3 FIRE RATED .1 ULC listed foil, encapsulated, fire rated, flexible, ceramic fibre insulation, serviceINSULATION temperature range to 1200°C, melting point at 1650°C, fire rating of 2 hour with

75 mm thick blanket.

.2 Application: On FRP exhaust duct from 3rd floor slab to roof. 2.4 JACKETS .1 Canvas:

.1 220 gm/m2 cotton, plain weave, treated with dilute fire retardant laggingadhesive to ASTM C921.

.2 Lagging adhesive: compatible with insulation.

2.5 ACCESSORIES .1 Vapour retarder lap adhesive:

.1 Water based, fire retardant type, compatible with insulation.

.2 Indoor Vapour Retarder Finish:.1 Vinyl emulsion type acrylic, compatible with insulation.

.3 Insulating Cement: hydraulic setting on mineral wool, to ASTM C449.

.4 Tape: self-adhesive, aluminum, reinforced, 75 mm wide minimum.

.5 Contact adhesive: quick-setting.

.6 Canvas adhesive: washable.

.7 Tie wire: 1.5 mm stainless steel.

.8 Banding: 19 mm wide, 0.5 mm thick stainless steel.

Environment Canada 355 River Road Section 23 07 13Metals Digestion Lab DUCT INSULATIONPWGSC Project No. R.046560.001 Page 3 of 4

2.5 ACCESSORIES .9 Facing: 25 mm galvanized steel hexagonal wire mesh stitched on one face of (Cont'd) insulation.

.10 Fasteners: 2 mm diameter pins with 35 mm diameter clips, length to suit thickness ofinsulation.

PART 3 - EXECUTION 3.1 APPLICATION .1 Manufacturer's Instructions: comply with manufacturer's written recommendations,

including product technical bulletins, handling, storage and installation instructions,and datasheets.

3.2 PRE- .1 Pressure test ductwork systems complete, witness and certify.INSTALLATIONREQUIREMENTS .2 Ensure surfaces are clean, dry, free from foreign material. 3.3 INSTALLATION .1 Install in accordance with TIAC National Standards.

.2 Apply materials in accordance with manufacturers instructions and as indicated.

.3 Maintain uninterrupted continuity and integrity of vapour retarder jacket and finishes..1 Ensure hangers, and supports are outside vapour retarder jacket.

.4 Hangers and supports in accordance with Section 23 05 29 - Hangers and Supports

for HVAC Piping and Equipment..1 Apply high compressive strength insulation where insulation may be

compressed by weight of ductwork.

.5 Fasteners: install at 300 mm on centre in horizontal and vertical directions, minimum2 rows each side.

3.4 DUCTWORK .1 Insulation types and thicknesses: conform to following table:INSULATION SCHEDULE TIAC Code Vapour Thickness Retarder (mm) Cold and dual C-2 yes 50 temperature supply air ducts Acoustically lined none ducts

Environment Canada 355 River Road Section 23 07 13Metals Digestion Lab DUCT INSULATIONPWGSC Project No. R.046560.001 Page 4 of 4

3.4 DUCTWORK .2 Finishes: conform to following table: INSULATION SCHEDULE (Cont'd) TIAC Code Rectangular Round Indoor, exposed within CRF/1 CRD/2 Mezzanine

END

Environment Canada 355 River Road Section 23 07 15Metals Digestion Lab THERMAL INSULATION FOR PIPINGPWGSC Project No. R.046560.001 Page 1 of 4 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS 1.2 REFERENCES .1 American Society for Testing and Materials International (ASTM) Fiber-Hydraulic-Setting

.1 ASTM C335/C335M-10e1, Standard Test Method for Steady-State Heat TransferProperties of Pipe Insulation.

.2 ASTM C449-07, Standard Specification for Mineral Fiber Hydraulic-SettingThermal Insulating and Finishing Cement. Thermal Insulating and FinishingCement.

.3 ASTM C547-12, Mineral Fiber Pipe Insulation.

.2 Manufacturer's Trade Associations.1 Thermal Insulation Association of Canada (TIAC): National Insulation Standards

(Revised 2004).

.3 Underwriters' Laboratories of Canada (ULC).1 CAN/ULC S102-10, Surface Burning Characteristics of Building Materials and

Assemblies..2 CAN/ULC S702-09, Standard for Thermal Insulation Mineral Fibre for Buildings..3 CAN/ULC S702.2-10, Mineral Fibre Thermal Insulation for Buildings, Part 2:

Application Guidelines. 1.3 DEFINITIONS .1 For purposes of this section:

.1 "CONCEALED" - insulated mechanical services in suspended ceilings andnon-accessible chases and furred-in spaces.

.2 "EXPOSED" - will mean "not concealed" as specified.

.2 TIAC ss:.1 CRF: Code Rectangular Finish..2 CPF: Code Piping Finish.

1.4 ACTION AND .1 Provide submittals in accordance with Section 01 33 00 - SubmittalINFORMATIONAL Procedures.SUBMITTALS

Environment Canada 355 River Road Section 23 07 15Metals Digestion Lab THERMAL INSULATION FOR PIPINGPWGSC Project No. R.046560.001 Page 2 of 4 PART 2 - PRODUCTS 2.1 FIRE AND SMOKE .1 In accordance with CAN/ULC S102.RATING .1 Maximum flame spread rating: 25.

.2 Maximum smoke developed rating: 50. 2.2 INSULATION .1 Mineral fibre specified includes glass fibre, rock wool, slag wool.

.2 Thermal conductivity ("k" factor) not to exceed specified values at 24 degrees C meantemperature when tested in accordance with ASTM C335/335M.

.3 TIAC Code A-1: rigid moulded mineral fibre without factory applied vapour retarder

jacket..1 Mineral fibre: to CAN/ULC S702 & ASTM C547..2 Maximum "k" factor: to CAN/ULC S702.

.4 TIAC Code A-3: rigid moulded mineral fibre with factory applied vapour retarder jacket.

.1 Mineral fibre: to CAN/ULC S702 & ASTM C547.

.2 Jacket: to CGSB 51-GP-52Ma.

.3 Maximum "k" factor: to CAN/ULC S702 & ASTM C547. 2.3 INSULATION .1 Tape: self-adhesive, aluminum, reinforced, 50 mm wide minimum.SECUREMENT

.2 Contact adhesive: quick setting.

.3 Canvas adhesive: washable.

.4 Tie wire: 1.5 mm diameter stainless steel.

.5 Bands: stainless steel, 19 mm wide, 0.5 mm thick. 2.4 CEMENT .1 Thermal insulating and finishing cement:

.1 Hydraulic setting or air drying on mineral wool, to ASTM C449. 2.5 VAPOUR RETARDER .1 Water based, fire retardant type, compatible with insulation.LAP ADHESIVE 2.6 INDOOR VAPOUR .1 Vinyl emulsion type acrylic, compatible with insulation.RETARDER FINISH 2.7 JACKETS .1 Polyvinyl Chloride (PVC):

.1 One-piece moulded type and sheet to CAN/CGSB-51.53 with pre-formed shapesas required.

.2 Colours: white.

Environment Canada 355 River Road Section 23 07 15Metals Digestion Lab THERMAL INSULATION FOR PIPINGPWGSC Project No. R.046560.001 Page 3 of 4 2.7 JACKETS .1 (Cont'd) (Cont'd) .3 Minimum service temperatures: -20 degrees C.

.4 Maximum service temperature: 65 degrees C.

.5 Moisture vapour transmission: 0.02 perm.

.6 Thickness: 0.015 mm.

.7 Fastenings:.1 Use solvent weld adhesive compatible with insulation to seal laps and

joints..2 Tacks..3 Pressure sensitive vinyl tape of matching colour.

PART 3 - EXECUTION 3.1 MANUFACTURER'S .1 Compliance: comply with manufacturer's written recommendations or specifications,INSTRUCTIONS including product technical bulletins, handling, storage and installation instructions, and

datasheet. 3.2 PRE- .1 Pressure testing of piping systems and adjacent equipment to be complete, witnessedINSTALLATION and certified.REQUIREMENT

.2 Surfaces clean, dry, free from foreign material. 3.3 INSTALLATION .1 Install in accordance with TIAC National Standards.

.2 Apply materials in accordance with manufacturers instructions and this specification.

.3 Use two layers with staggered joints when required nominal wall thickness exceeds 75mm.

.4 Maintain uninterrupted continuity and integrity of vapour retarder jacket and finishes.

.1 Install hangers, supports outside vapour retarder jacket.

.5 Supports, Hangers:.1 Apply high compressive strength insulation, suitable for service, at oversized

saddles and shoes where insulation saddles have not been provided. 3.4 REMOVABLE, .1 Application: at valves and unions at equipment.PRE-FABRICATED,INSULATION AND .2 Design: to permit periodic removal and replacement without damage to adjacentENCLOSURES insulation.

.3 Insulation:.1 Insulation, fastenings and finishes: same as system..2 Jacket: PVC.

Environment Canada 355 River Road Section 23 07 15Metals Digestion Lab THERMAL INSULATION FOR PIPINGPWGSC Project No. R.046560.001 Page 4 of 4 3.5 INSTALLATION OF .1 Insulation to remain dry. Overlaps to manufacturers instructions. Ensure tight joints.ELASTOMERICINSULATION

.2 Provide vapour retarder as recommended by manufacturer. 3.6 PIPING .1 Includes valves, valve bonnets, strainers, flanges and fittings unless otherwise specified.INSULATIONSCHEDULES

.2 TIAC Code: A-1..1 Securements: Tape at 300 mm on centre..2 Seals: lap seal adhesive, lagging adhesive..3 Installation: TIAC Code 1501-H.

.3 TIAC Code: A-3.

.1 Securements: Tape at 300 mm on centre.

.2 Seals: VR lap seal adhesive, VR lagging adhesive.

.3 Installation: TIAC Code: 1501-C.

.4 Thickness of insulation as listed in following table. Application Temp TIAC Pipe sizes (NPS) and insulation thickness degrees code (mm) C Run to 1 1-1/4 2-1/2 5 to 6 8 & out to 2 to 4 over Domestic HWS A-1 25 25 25 38 38 38 Domestic CWS A-3 25 25 25 25 25 25

.5 Finishes:.1 Exposed indoors: PVC jacket..2 Exposed in service corridors: PVC jacket..3 Concealed, indoors: canvas on valves, fittings. No further finish..4 Finish attachments: SS bands, at 150 mm on centre. Seals: wing or closed..5 Installation: to appropriate TIAC code CRF/1 through CPF/5.

END

Environment Canada 355 River Road Section 23 31 13.01Metals Digestion Lab METAL DUCTS - LOW PRESSURE TO 500 PAPWGSC Project No. R.046560.001 Page 1 of 3 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS

.2 Section 23 05 29 - Hangers and Supports for HVAC Piping and Equipment. 1.2 REFERENCES .1 American Society for Testing and Materials International, (ASTM).

.1 ASTM A653/A653M-11, Standard Specification for Steel Sheet, Zinc Coated(Galvanized) or Zinc-Iron Alloy Coated (Galvannealed) by the Hot-Dip Process.

.2 National Fire Protection Association (NFPA).

.1 NFPA (Fire) 90A, Standard for the Installation of Air-Conditioning andVentilating Systems, 2012 Edition.

.2 NFPA (Fire) 90B, Standard for the Installation of Warm Air Heating andAir-Conditioning Systems, 2012 Edition.

.3 Sheet Metal and Air Conditioning Contractors' National Association (SMACNA).

.1 SMACNA HVAC Duct Construction Standards - Metal and Flexible, 2nd Edition1995 and Addendum No. 1, 1997.

.2 SMACNA HVAC Air Duct Leakage Test Manual, 1985, 1st Edition.

.3 IAQ Guideline for Occupied Buildings Under Construction 1995, 1st Edition. 1.3 ACTION AND .1 Submit shop drawings and product data in accordance with Section 01 33 00 -INFORMATIONAL Submittal Procedures.SUBMITTALS PART 2 - PRODUCTS 2.1 SEAL .1 Classification as follows:CLASSIFICATION Maximum Pressure Pa SMACNA Seal Class 500 B 250 B 125 B

.2 Seal classification:.1 Class B: longitudinal seams, transverse joints and connections made airtight

with sealant . 2.2 SEALANT .1 Sealant: oil resistant, water borne, polymer type flame resistant duct sealant.

Temperature range of minus 30 degrees C to plus 93 degrees C. 2.3 TAPE .1 Tape: polyvinyl treated, open weave fiberglass tape, 50 mm wide.

Environment Canada 355 River Road Section 23 31 13.01Metals Digestion Lab METAL DUCTS - LOW PRESSURE TO 500 PAPWGSC Project No. R.046560.001 Page 2 of 3 2.4 DUCT LEAKAGE .1 In accordance with SMACNA HVAC Air Duct Leakage Test Manual. 2.5 FITTINGS .1 Fabrication: to SMACNA.

.2 Radiused elbows..1 Rectangular: Centreline radius: 1.5 times width of duct..2 Round: smooth radius. Centreline radius: 1.5 times diameter.

.3 Mitred elbows, rectangular:

.1 To 400 mm: with single thickness turning vanes.

.2 Over 400 mm: with double thickness turning vanes.

.4 Branches:.1 Rectangular main and branch: with 45 degrees entry on branch..2 Round main and branch: enter main duct at 45 degrees with conical

connection..3 Provide volume control damper in branch duct near connection to main duct..4 Main duct branches: with splitter damper.

.5 Transitions:

.1 Diverging: 20 degrees maximum included angle.

.2 Converging: 30degrees maximum included angle.

.6 Offsets:.1 Full radiused elbows.

.7 Obstruction deflectors: maintain full cross-sectional area.

.1 Maximum included angles: as for transitions. 2.6 GALVANIZED .1 Application: Supply and return air ductwork.STEEL

.2 Lock forming quality: to ASTM A653/A653M, Z90 zinc coating.

.3 Thickness, fabrication and reinforcement: to SMACNA.

.4 Joints: to SMACNA. 2.7 HANGERS AND .1 Hangers and Supports: in accordance with Section 23 05 29 - Hangers and SupportsSUPPORTS for HVAC Piping and Equipment.

.1 Strap hangers: of same material as duct but next sheet metal thickness heavierthan duct..1 Maximum size duct supported by strap hanger: 500.

.2 Hanger configuration: to SMACNA.

Environment Canada 355 River Road Section 23 31 13.01Metals Digestion Lab METAL DUCTS - LOW PRESSURE TO 500 PAPWGSC Project No. R.046560.001 Page 3 of 3 2.7 HANGERS AND .1 (Cont'd) SUPPORTS .3 Hangers: black galvanized steel rods to SMACNA and following table: (Cont'd)

Duct Size Angle Size Rod Size (mm) (mm) (mm) up to 750 25 x 25 x 3 6 751 to 1050 40 x 40 x 3 6 1051 to 1500 40 x 40 x 3 10 1501 to 2100 50 x 50 x 3 10 2101 to 2400 50 x 50 x 5 10 2401 and over 50 x 50 x 6 10

.4 Upper hanger attachments:.1 For concrete: manufactured concrete inserts..2 For steel joist:manufactured joist clamp or steel plate washer..3 For steel beams: manufactured beam clamps:

PART 3 - EXECUTION 3.1 GENERAL .1 Do work in accordance with NFPA (Fire) 90A, NFPA (Fire) 90B and SMACNA as

indicated.

.2 Do not break continuity of insulation vapour barrier with hangers or rods..1 Insulate strap hangers 100 mm beyond insulated duct.

.3 Support risers in accordance with SMACNA.

.4 Install breakaway joints in ductwork on sides of fire separation.

.5 Install proprietary manufactured flanged duct joints in accordance with

manufacturer's instructions.

.6 Manufacture duct in lengths and diameter to accommodate installation of acousticduct lining.

3.2 HANGERS .1 Strap hangers: install in accordance with SMACNA.

.2 Angle hangers: complete with locking nuts and washers.

.3 Hanger spacing: in accordance with SMACNA as follows:

Duct Size Spacing (mm) (mm) to 1500 3000 1501 and over 2500 3.3 SEALING AND .1 Apply sealant to outside of joint to manufacturer's recommendations.TAPING

.2 Bed tape in sealant and recoat with minimum of one coat of sealant tomanufacturers recommendations.

END

Environment Canada 355 River Road Section 23 31 13.02Metals Digestion Lab METAL DUCTS - HIGH PRESSURE TO 2500 PAPWGSC Project No. R.046560.001 Page 1 of 3 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS

.2 Section 23 05 29 - Hangers and Supports for HVAC Piping Equipment. 1.2 REFERENCES .1 American Society for Testing and Materials (ASTM).

.1 ASTM A480/A480M-12, Standard Specification for General Requirements forFlat-Rolled Stainless and Heat-Resisting Steel Plate, Sheet and Strip.

.2 ASTM A653/A653M-11, Standard Specification for Steel Sheet, Zinc-Coated(Galvanized) or Zinc-Iron Alloy Coated (Galvannealed) by the Hot-Dip Process.(Metric).

.2 Health Canada/Workplace Hazardous Materials Information System (WHMIS).

.1 Material Safety Data Sheets (MSDS).

.3 Sheet Metal Air Conditioning Contractors' National Association (SMACNA)..1 SMACNA HVAC Duct Construction Standards, Metal and Flexible, 95

(Addendum No. 1, (1997)..2 SMACNA HVAC Air Duct Leakage Test Manual, 1st Edition1985..3 SMACNA IAQ Guideline for Occupied Buildings under Construction, 1st

Edition 1995. 1.3 ACTION AND .1 Submit shop drawings and product data in accordance with Section 01 33 00 -INFORMATIONAL Submittal Procedures.SUBMITTALS PART 2 - PRODUCTS 2.1 DUCTWORK .1 Material:

.1 Galvanized steel with Z90 designation zinc coating lock forming quality: toASTM A653/A653M.

.2 Thickness: to SMACNA.

.2 Construction - round..1 Ducts: factory fabricated, spiral wound, with matching fittings and specials to

SMACNA..2 Transverse joints up to 900 mm: slip type with tape and sealants..3 Transverse joints over 900 mm: Vanstone..4 Fittings:

.1 Elbows: smooth radius. Centreline radius: 1.5 x diameter.

.2 Branches: conical transition with conical branch at 45 degrees and 45degrees elbow.

Environment Canada 355 River Road Section 23 31 13.02Metals Digestion Lab METAL DUCTS - HIGH PRESSURE TO 2500 PAPWGSC Project No. R.046560.001 Page 2 of 3 2.2 SEAL .1 Classification as follows:CLASSIFICATION Maximum Pressure Pa SMACNA Seal Class 2500 A 1500 A 1000 A 750 A

.2 Seal classification:.1 Class A: longitudinal seams, transverse joints, duct wall penetrations and

connections made airtight with sealant and tape. 2.3 SEALANT .1 Oil resistant, water-borne polymer type flame resistant high velocity duct sealing

compound. 2.4 TAPE .1 Polyvinyl treated, open weave fibre glass, 50 mm wide. 2.5 STAINLESS STEEL .1 Application: Exhaust air ductwork unless noted otherwise.

.2 To ASTM A480/A480M, Type 304.

.3 Finish: No. 4.

.4 Thickness, fabrication and reinforcement: to SMACNA as indicated.

.5 Joints: to be continuous inert gas welded. 2.6 HANGERS AND .1 Hangers and Supports: in accordance with Section 23 05 29 - Hangers and SupportsSUPPORTS for HVAC Piping Equipment.

.1 Band hangers: use on round and oval ducts up to 500 mm diameter, of samematerial as duct but next sheet metal thickness heavier than duct.

.2 Trapeze hangers: ducts over 500 mm diameter or longest side, to SMACNA.

.3 Hangers: black steel angle with black steel rods to SMACNA and followingtable.

Duct Size Angle Size Rod Size (mm) (mm) (mm) up to 750 25 x 25 x 3 6 751 to 1050 40 x 40 x 3 6 1051 to 1500 40 x 40 x 3 10 1501 to 2100 50 x 50 x 3 10 2101 to 2400 50 x 50 x 5 10 2401 and over 50 x 50 x 6 10

.4 Upper hanger attachments:.1 For concrete: manufactured concrete inserts...2 For steel joist: manufactured joist clamp or steel plate washer..3 For steel beams: manufactured beam clamps:

Environment Canada 355 River Road Section 23 31 13.02Metals Digestion Lab METAL DUCTS - HIGH PRESSURE TO 2500 PAPWGSC Project No. R.046560.001 Page 3 of 3 PART 3 - EXECUTION 3.1 GENERAL .1 Do work in accordance with SMACNA as indicated.

.2 Do not break continuity of insulation vapour barrier with hangers or rods..1 Insulate band hangers 100 mm beyond insulated duct.

.3 Install breakaway joints in ductwork on sides of fire separation.

.4 Ensure installation of firestopping does not distort duct.

3.2 HANGERS .1 Band hangers: install in accordance with SMACNA.

.2 Angle hangers: complete with locking nuts and washers.

.3 Hanger spacing: in accordance with SMACNA as follows:

Duct Size Spacing (mm) (mm) to 1500 3000 1501 and over 2500 3.3 SEALING AND .1 Apply sealant in accordance with SMACNA and to manufacturer's recommendations.TAPING

.2 Bed tape in sealant and recoat with minimum of one coat of sealant tomanufacturer's recommendations.

END

Environment Canada 355 River Road Section 23 31 13.03Metals Digestion Lab FRP EXHAUST DUCTWORKPWGSC Project No. R.046560.001 Page 1 of 2 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS 1.2 REFERENCES .1 ASTM International

.1 ASTM D3982-08, Standard Specification for Contact Molded "Fiberglass" (GlassFiber Reinforced Thermosetting Resin) Ducts.

.2 ASTM E84-12b, Standard Test Method for Surface Burning Characteristics ofBuilding Materials.

.2 Sheet Metal and Air Conditioning Contractor's National Association, Inc. (SMACNA)

.1 Thermoplastic Duct (PVC) Construction Manual [1995].

.3 Underwriters Laboratories (UL).1 UL 181, Factory-Made Air Ducts and Connectors.

1.3 ACTION AND .1 Product Data:INFORMATIONAL .1 Submit manufacturer's printed product literature, specifications and datasheet inSUBMITTALS accordance with Section 01 33 00 - Submittal Procedures. PART 2 - PRODUCTS 2.1 FRP DUCTS AND .1 Resin:FITTINGS .1 FRP Resin: Complies with UL 181, Class 1, maximum flame-spread index of 25

and maximum smoke-developed index of 50 when tested by an NRTL according toASTM E84.

.2 The use of liners to achieve the indicated smoke and flame spread developmentwill not be accepted.

.2 Reinforcement:

.1 Surfacing Veil shall be "C" glass veil with a silane finish and a styrene solublebinder.

.2 Chopped Strand Mat shall be Type E Glass with a minimum 450 grams per squaremeter with silane finish and styrene soluble binder.

.3 Woven Roving shall be Type E glass minimum 570 grams per square meter.

.4 Continuous Roving for a filament binding shall be Type E glass with a silanefinish.

.3 Construction:

.1 Fabricate joints, seams, transitions, reinforcement, elbows, branch connections,and access doors and panels, according to SMACNA's "Thermoset FRP DuctConstruction Manual" Chapter 7, "Requirements".

.2 FRP ductwork shall be design safety factor of 10 to 1 for pressure and 5 to 1 forvacuum.

.3 Out of roundness of duct shall be limited to ±6mm.

.4 Round Duct: Filament wound minimum Thickness: 50 mm to 500 mm diameter6 mm THK.

Environment Canada 355 River Road Section 23 31 13.03Metals Digestion Lab FRP EXHAUST DUCTWORKPWGSC Project No. R.046560.001 Page 2 of 2 2.1 FRP DUCTS AND .4 Lamination: FITTINGS .1 All ductwork shall have any interior and exterior "C" veil liner 10 mm thick. (Cont'd) .2 Structural layer shall be fabricated toward Winding or Hand lay-up Standard.

.5 Fittings:.1 All fittings shall be made out of the same resin and having the same strength as

the FRP ductwork..2 The internal diameter of all fittings shall be equal to the adjacent duct..3 The tolerance on angles of all fittings shall be ± 1o up to and including 500 mm

diameter.

.6 Elbows:.1 Elbows Centerline radius shall be 1-1/2 times the diameter..2 Fabricate 45-degree elbows with a minimum of two (2) segments and 90-degree

round elbows with a minimum of three (3) segments. PART 3 - EXECUTION 3.1 DUCT .1 GeneralINSTALLATION .1 Store Resin, glass reinforcing and curing agent in a cool, dry area to maximize

shelf life..2 Upon arrival at the installation site examine the duct for any damage that may

have occurred in transit..3 Follow ASTM D3982 Table 1 for recommended hanger spacing..4 Use flexible connections to isolate ductwork from vibration caused by air-moving

equipment..5 Unload the duct system with care and store in a location where it will be free of

damage. Impact of a tool or other heavy object may result in a fracture of the innerlining and may affect the service life of the duct.

.6 Support large sub-assemblies during unloading and transportation to preventexcessive deflection and over stressing.

.7 Use full-face gaskets to eliminate any cantilever effect caused from bolting.

.8 Tighten bolts on flange connections following torque values given in Table 1 perASTM D3982.

.9 Follow manufactures Field Jointing instructions for bonding ductwork together.

END

Environment Canada 355 River Road Section 23 32 48Metals Digestion Lab SILENCERSPWGSC Project No. R.046560.001 Page 1 of 2 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS 1.2 REFERENCES .1 American Society for Testing and Materials International (ASTM)

.1 ASTM C423-09a, Standard Test Method for Sound Absorption and SoundAbsorption Coefficients by the Reverberation Room Method.

.2 ASTM E90-09, Standard Test Method for Laboratory Measurement of AirborneSound Transmission Loss of Building Partitions and Elements.

.3 ASTM E477-06a, Standard Test Method for Measuring Acoustical and AirflowPerformance of Duct Liner Materials and Prefabricated Silencers.

1.3 ACTION AND .1 Shop Drawings:INFORMATIONAL .1 Submit shop drawings in accordance with Section 01 33 00 - SubmittalSUBMITTALS Procedures. 1.4 PERFORMANCE .1 Rating Data:REQUIREMENTS .1 Provide performance rating data, certified by professional engineer or

accredited test laboratory and supported by test results in accordance withreferenced standards as follows:.1 Silencer: insertion loss, pressure drop at design conditions..2 Acoustical performance measurements in accordance with ASTM E477,

ASTM E90 and ASTM C423. PART 2 - PRODUCTS 2.1 ABSORPTION AND .1 Filler material shall be cotton fiber of a proper density to obtain the specifiedINSULATING MEDIA acoustic performance and be packed under not less than 5% compression to

eliminate voids due to vibration and setting. 2.2 SILENCERS .1 Factory manufactured of prime coated or galvanized steel, compatible with ductwork

specified elsewhere and to ASHRAE and SMACNA standards.

.2 Outer casing and galvanized steel inner casing with clean cut circular perforations toenclose acoustic media. Inner casing to have half-splitters or pods running full lengthof silencer where any cross sectional dimension exceeds 450 mm. Protect media fromerosion with Tedlar Mylar between media and perforated metal.

.3 Performance: as indicated in drawing schedule.

Environment Canada 355 River Road Section 23 32 48Metals Digestion Lab SILENCERSPWGSC Project No. R.046560.001 Page 2 of 2 PART 3 - EXECUTION 3.1 MANUFACTURER'S .1 Compliance: comply with manufacturer's written recommendations or specifications,INSTRUCTIONS including product technical bulletins, handling, storage and installation instructions,

and datasheet. 3.2 INSTALLATION .1 Instrument test ports: install at inlet and outlet to permit measurement of insertion

loss and pressure loss. .2 Suspension: to manufacturer's instructions.

END

Environment Canada 355 River Road Section 23 33 00Metals Digestion Lab AIR DUCT ACCESSORIESPWGSC Project No. R.046560.001 Page 1 of 3 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS 1.2 REFERENCES .1 Sheet Metal and Air Conditioning Contractors' National Association (SMACNA).

.1 SMACNA - HVAC Duct Construction Standards - Metal and Flexible, 95. 1.3 ACTION AND .1 Submittals in accordance with Section 01 33 00 - Submittal Procedures.INFORMATIONALSUBMITTALS PART 2 - PRODUCTS 2.1 GENERAL .1 Manufacture in accordance with SMACNA - HVAC Duct Construction Standards. 2.2 FLEXIBLE .1 Frame: galvanized sheet metal frame 100 mm thick with fabric clenched by means ofCONNECTIONS double locked seams.

.2 Material:.1 Fire resistant, self extinguishing, neoprene coated glass fabric, temperature

rated at minus 40 degrees C to plus 90 degrees C, density of 1.3 kg/m2. 2.3 ACCESS DOORS IN .1 Non-Insulated Ducts: sandwich construction of same material as duct, one sheetDUCTS metal thickness heavier, minimum 0.6 mm thick complete with sheet metal angle

frame.

.2 Insulated Ducts: sandwich construction of same material as duct, one sheet metalthickness heavier, minimum 0.6 mm thick complete with sheet metal angle frame and25 mm thick rigid glass fibre insulation.

.3 Gaskets: neoprene.

.4 Hardware:

.1 Up to 300 x 300 mm: two sash locks complete with safety chain.

.2 301 to 450 mm: four sash locks complete with safety chain.

.3 451 to 1000 mm: piano hinge and minimum two sash locks.

.4 Doors over 1000 mm: piano hinge and two handles operable from both sides.

.5 Hold open devices.

.6 300 x 300 mm glass viewing panels.

Environment Canada 355 River Road Section 23 33 00Metals Digestion Lab AIR DUCT ACCESSORIESPWGSC Project No. R.046560.001 Page 2 of 3 2.4 INSTRUMENT TEST .1 1.6 mm thick steel zinc plated after manufacture.

.2 Cam lock handles with neoprene expansion plug and handle chain.

.3 28 mm minimum inside diameter. Length to suit insulation thickness.

.4 Neoprene mounting gasket. 2.5 SPIN-IN COLLARS .1 Conical galvanized sheet metal spin-in collars with lockable butterfly damper.

.2 Sheet metal thickness to co-responding round duct standards. 2.6 VISUAL PRESSURE .1 Indicator to consist of inclined tube with dome at each end containing red ball forINDICATOR negative pressure application and green for positive pressure. Dome and tube

material to be clear polycarbonate. Indicator to to be installed through wall and tooperate without electricity. Mounting per side to be two (2) stainless steel screws c/w6 mm plastic anchors. Indicator to be supplied with wall label to describe properoperation and testing of the indicator.

PART 3 - EXECUTION 3.1 MANUFACTURER'S .1 Compliance: comply with manufacturer's written recommendations or specifications,INSTRUCTIONS including product technical bulletins, handling, storage and installation instructions,

and data sheet. 3.2 INSTALLATION .1 Flexible Connections:

.1 Install in following locations:.1 Inlets and outlets to supply air units and fans..2 Inlets and outlets of exhaust and return air fans..3 As indicated.

.2 Length of connection: 100 mm.

.3 Minimum distance between metal parts when system in operation: 75 mm.

.4 Install in accordance with recommendations of SMACNA.

.5 When fan is running:.1 Ducting on sides of flexible connection to be in alignment..2 Ensure slack material in flexible connection.

.2 Access Doors and Viewing Panels:

.1 Size:.1 450 x 450 mm for person size entry..2 450 x 450 mm for servicing entry..3 300 x 300 mm for viewing..4 As indicated.

.2 Locations:.1 Fire and smoke dampers..2 Control dampers..3 Devices requiring maintenance..4 Required by code..5 Reheat coils.

Environment Canada 355 River Road Section 23 33 00Metals Digestion Lab AIR DUCT ACCESSORIESPWGSC Project No. R.046560.001 Page 3 of 3 3.2 INSTALLATION .2 Access Doors and Viewing Panels:(Cont'd) (Cont'd) .2 Locations:(Cont'd)

.6 Elsewhere as indicated.

.3 Instrument Test Ports:.1 General:

.1 Install in accordance with recommendations of SMACNA and inaccordance with manufacturer's instructions.

.2 Locate to permit easy manipulation of instruments.

.3 Install insulation port extensions as required.

.4 Locations:.1 For traverse readings:

.1 Ducted inlets to roof and wall exhausters.

.2 Inlets and outlets of other fan systems.

.3 Main and sub-main ducts.

.4 And as indicated.

END

Environment Canada 355 River Road Section 23 33 14Metals Digestion Lab DAMPERS - BALANCINGPWGSC Project No. R.046560.001 Page 1 of 2 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS 1.2 REFERENCES .1 Sheet Metal and Air Conditioning National Association (SMACNA)

.1 SMACNA HVAC Duct Construction Standards, Metal and Flexible-1985. 1.3 ACTION AND .1 Product Data:INFORMATIONAL .1 Submit manufacturer's printed product literature, specifications and datasheetSUBMITTALS in accordance with Section 01 33 00 - Submittal Procedures. PART 2 - PRODUCTS 2.1 GENERAL .1 Manufacture to SMACNA standards. 2.2 SINGLE BLADE .1 Fabricate from same material as duct, but one sheet metal thickness heavier.DAMPERS V-groove stiffened.

.2 Size and configuration to recommendations of SMACNA, except maximum height100 mm.

.3 Locking quadrant with shaft extension to accommodate insulation thickness.

.4 Inside and outside nylon end bearings.

.5 Channel frame of same material as adjacent duct, complete with angle stop.

2.3 MULTI-BLADED .1 Factory manufactured of material compatible with duct.DAMPERS

.2 Opposed blade: configuration, metal thickness and construction to recommendationsof SMACNA.

.3 Maximum blade height: 100 mm.

.4 Bearings: self-lubricating nylon.

.5 Linkage: shaft extension with locking quadrant.

.6 Channel frame of same material as adjacent duct, complete with angle stop.

.7 Maximum leakage : 0.07% at 750 Pa.

Environment Canada 355 River Road Section 23 33 14Metals Digestion Lab DAMPERS - BALANCINGPWGSC Project No. R.046560.001 Page 2 of 2 PART 3 - EXECUTION 3.1 MANUFACTURER'S .1 Compliance: comply with manufacturer's written recommendations or specifications,INSTRUCTIONS including product technical bulletins, handling, storage and installation instructions,

and datasheet. 3.2 INSTALLATION .1 Install where indicated.

.2 Install in accordance with recommendations of SMACNA and in accordance withmanufacturer's instructions.

.3 Locate balancing dampers in each branch duct, for supply, return and exhaust

systems.

.4 Runouts to registers and diffusers: install single blade damper located as close aspossible to main ducts.

.5 Dampers: vibration free.

.6 Ensure damper operators are observable and accessible.

.7 Corrections and adjustments conducted by Engineer.

END

Environment Canada 355 River Road Section 23 33 46Metals Digestion Lab FLEXIBLE DUCTSPWGSC Project No. R.046560.001 Page 1 of 2

PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS 1.2 REFERENCES .1 National Fire Protection Association (NFPA).

.1 NFPA (Fire) 90A, Standard for the Installation of Air-Conditioning andVentilating Systems, 2012 edition.

.2 NFPA (Fire) 90B, Standard for Installation of Warm Air Heating andAir-Conditioning Systems, 2012 edition.

.2 Sheet Metal and Air-Conditioning Contractors' National Association (SMACNA).

.1 SMACNA HVAC Duct Construction Standards - Metal and Flexible, 95(Addendum No.1, November 1997).

.2 SMACNA IAQ Guideline for Occupied Buildings under Construction, 1stEdition 1995.

.3 Underwriters' Laboratories Inc. (UL).

.1 UL 181 Revision 1, Standard for Factory-Made Air Ducts and Air Connectors.

.4 Underwriters' Laboratories of Canada (ULC)..1 CAN/ULC S110-07, Fire Tests for Air Ducts.

1.3 ACTION AND .1 Make submittals in accordance with Section 01 33 00 - Submittal Procedures.INFORMATIONALSUBMITTALS PART 2 - PRODUCTS 2.1 GENERAL .1 Factory fabricated to CAN/ULC-S110.

.2 Pressure drop coefficients listed below are based on relative sheet metal ductpressure drop coefficient of 1.00.

.3 Flame spread rating not to exceed 25. Smoke developed rating not to exceed 50.

2.2 METALLIC - .1 Spiral wound flexible aluminum with factory applied, 25 mm thick flexible glass fibreINSULATED thermal insulation with vapour barrier and reinforced mylar/neoprene laminate jacket.

.2 Performance:.1 Factory tested to 2.5 kPa without leakage..2 Maximum relative pressure drop coefficient: 3.

Environment Canada 355 River Road Section 23 33 46Metals Digestion Lab FLEXIBLE DUCTSPWGSC Project No. R.046560.001 Page 2 of 2

PART 3 - EXECUTION 3.1 DUCT .1 Install in accordance with: CAN/ULC S110, UL-181, NFPA (Fire) 90A, NFPA (Fire)INSTALLATION 90B and SMACNA.

END

Environment Canada 355 River Road Section 23 34 00Metals Digestion Lab HVAC FANSPWGSC Project No. R.046560.001 Page 1 of 3 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS

.2 Section 23 05 13 - Common Motors Requirements for HVAC Equipment.

.3 Section 23 05 14 - Variable Frequency Drives.

.4 Section 23 33 00 - Air Duct Accessories. 1.2 REFERENCES .1 Air Movement and Control Association (AMCA)

.1 AMCA 99-10, Standards Handbook.

.2 ANSI/AMCA 210-07, Laboratory Methods of Testing Fans for AerodynamicPerformance Rating.

.2 American Society for Testing and Materials International (ASTM)

.1 ASTM D4167-97(2007), Standard Specification for Fiber-Reinforced PlasticFans and Blowers.

1.3 ACTION AND .1 Product Data:INFORMATIONAL .1 Submit manufacturer's printed product literature, specifications and datasheetSUBMITTALS in accordance with Section 01 33 00 - Submittal Procedures. PART 2 - PRODUCTS 2.1 FANS GENERAL .1 Motors:

.1 In accordance with Section 23 05 13 - Common Motors Requirements forHVAC Equipment supplemented as specified herein.

.2 For use with variable speed drives.

.3 Sizes as indicated.

.2 Factory primed before assembly in colour standard to manufacturer.

.3 Scroll casing drains: as indicated.

.4 Bearing lubrication systems plus extension lubrication tubes where bearings are noteasily accessible.

.5 Flexible connections: to Section 23 33 00 - Air Duct Accessories.

2.2 FRP EXHAUST FAN .1 GeneralPACKAGE .1 The fan is designed and constructed so that the gas stream only contacts solid

FRP surfaces..2 All steel fasteners within the gas contact area will be stainless steel and

encapsulated with a minimum of 3 mm of FRP lay-up..3 All fan shafts will be fully protected from exposure to the gas stream with FRP

shaft sleeves.

Environment Canada 355 River Road Section 23 34 00Metals Digestion Lab HVAC FANSPWGSC Project No. R.046560.001 Page 2 of 3 2.2 FRP EXHAUST FAN .1 (Cont'd) PACKAGE .4 The fan shall be constructed as per AMCA 99. (Cont'd) .5 Fan shall be supplied as a package system including: steel skid entirely coated

with 3 mm of FRP and reinforcing glass throughout with Lining, skid to houseall items listed. An inlet plenum box constructed of FRP and reinforcing glassthroughout with Lining. Plenum box to incorporate an opposed blade damperconstructed of vinyl ester resin nexus lined with control arm and rain hood. Aself-supporting exhaust stack 3 metres high constructed of FRP and reinforcingglass throughout with Lining. The entire system will have a wind load rating of200 km/hr. without the use of guy wires. Fan to be completely isolated from theskid, stack and inlet plenum using spring isolators and flexible connectionsresistant to Hydrofluoric Acid. Entire system to be factory assembled.

.2 Air Performance

.1 The performance ratings are to be in accordance with AMCA 210. The fanmust bear the AMCA Air Performance Seal. All bidders must not exceedscheduled RPM or BHP.

.3 Impeller Construction

.1 The impeller is to be of a high efficiency backward inclined design.

.2 The material of construction is to be vinyl ester resin and reinforcing glassthroughout with Lining. The method of construction is to be hand lay-up only.The entire surface of the impeller exposed to the gas stream will be completewith a resin rich corrosion barrier consisting of C-veil and a smooth finish.Impeller will be constructed of clear resin to detect imperfections.

.3 The shaft is to be attached to the back-plate of the impeller by way of a taperlock bushing and a one-piece sprocket hub. The entire shaft attachmentassembly is to be completely covered with a minimum 6 mm of FRP lay-up.

.4 Radial blade fans are not permitted.

.4 Housing Construction.1 The fan housing is solid FRP throughout. The outlet and inlet flanges are to

be of heavy industrial quality. All flanges are to have factory flat finishes..2 The material of construction will be vinyl ester resin and reinforcing glass

throughout with Lining. The method of construction will be hand lay-up only.The entire surface exposed to the gas stream will be complete with a resin-richcorrosion barrier consisting of C-veil and a smooth finish. The outer surface ofthe housing will be of a heavy UV stabilized gel coat.

.3 The housing shall include a machined Teflon shaft seal to limit gas leakage.

.4 A sound enclosure is not permitted.

.5 Steel Fan Base.1 The fan base is to be of a heavy-duty industrial quality design to minimize

vibration and to ensure long life. The bearing shaft pedestal is to beconstructed of heavy gauge steel. The fabrication method is to be all welded.

.2 After welding is complete, prior to the fan assembly, the fan base is to becoated with 4-6 mils of the manufacturers standard UV stable epoxy.

.6 Bearings

.1 Bearings are to be solid pillow block, self-aligning type. The bearings are to berated and designed for a minimum L-10 life of 200,000 hours. The bearingsare to be located out of the air stream. The method of lubrication will begrease.

.7 Shaft

.1 Fan shaft will be 316 stainless steel complete with the correct keyways toaccept V-belt drive selections.

Environment Canada 355 River Road Section 23 34 00Metals Digestion Lab HVAC FANSPWGSC Project No. R.046560.001 Page 3 of 3 2.2 FRP EXHAUST FAN .7 (Cont'd) PACKAGE .2 The diameter of the shaft shall be sized to ensure that the critical speed of the (Cont'd) fan is at least 25% above the fan operating speed.

.3 The impeller side of the shaft shall be complete with an FRP shaft sleeve,which is bonded to the back-plate of the impeller and protrudes through thehousing. The outside diameter of the sleeve is machined to provide aminimum clearance gap with the Teflon shaft seal.

.8 Motor

.1 Motor will be a foot mounted totally enclosed fan cooled motor with a 1.15service factor.

.9 Belt Drive

.1 V-belt drive shall be sized with a safety factor of 1.5 times the motorhorsepower.

.2 An adjustable base will be provided under the motor to permit setting the belttension.

.10 Guards

.1 Weatherproof steel guards complying with the OSHA standard will protect theshaft and v-belt drive. Guards will be vented for proper motor ventilation.

.11 Balancing and Testing

.1 Balancing of the impeller shall be achieved only with the use of the identicalmaterial used to fabricate the impeller. Balancing shall be in accordance withASTM D4167.

.2 The fan shall be test run at operating speed and not shipped until vibrationreadings are within acceptable limits.

.12 Warranty

.1 The supplier shall warrant that all fan components shall be free from defects inmaterials and workmanship for a period of 15 months from date shipped or12 months from equipment start-up, whichever occurs first.

PART 3 - EXECUTION 3.1 MANUFACTURER'S .1 Compliance: comply with manufacturer's written recommendations or specifications,INSTRUCTIONS including product technical bulletins, handling, storage and installation instructions,

and datasheet. 3.2 FAN .1 Install fans as indicated, complete with resilient mountings, flexible electrical leadsINSTALLATION and flexible connections in accordance with Section 23 33 00 - Air Duct Accessories.

.2 Provide sheaves and belts required for final air balance.

.3 Bearings and extension tubes to be easily accessible.

.4 Access doors and access panels to be easily accessible.

END

Environment Canada 355 River Road Section 23 36 00Metals Digestion Lab AIR TERMINAL UNITSPWGSC Project No. R.046560.001 Page 1 of 2 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS 1.2 REFERENCES .1 National Fire Protection Association (NFPA).

.1 NFPA (Fire) 90A, Standard for the Installation of Air Conditioning andVentilating Systems, 2012 edition.

.2 Underwriter's Laboratories (UL)

.1 UL 181 Revision 1, Factory-Made Air Ducts and Air Connectors. 1.3 ACTION AND .1 Product Data:INFORMATIONAL .1 Submit manufacturer's printed product literature, specifications and datasheetSUBMITTALS in accordance with Section 01 33 00 - Submittal Procedures. PART 2 - PRODUCTS 2.1 MANUFACTURED .1 Terminal units of the same type to be product of one manufacturer.UNITS 2.2 EXTRACTOR ARMS .1 Extractor arms (EA-1) shall include the following:(EA1) .1 Ceiling mounted.

.2 Working range of 1.8 mm.

.3 Diameter of tube 75 mm.

.4 Tubes made of anodized aluminum.

.5 Joints made of shatter-proof, chemical resistant polypropylene.

.6 Colour of joints to be white.

.7 0-rings to be maintenance free.

.8 Valves integrated (when in open position, valves to be out of flow pathto maintain maximum amount of flow).

.9 Threaded stays, springs and thumb-screws made of acid proof stainlesssteel (ANSI 316L).

.10 Acid-proof pop-rivets for increased durability in aggressive environments.

.11 Dismantling of the arm without tools for cleaning.

.12 Extractor arm c/w round hood diameter of 385 mm, hood andconnection tube made of shatter-proof, chemical resistant polypropylene.

2.3 AIR VALVE (AV) .1 Pressure independent Venturi air valve over a differential pressure range of 150 to

750 kPa.

.2 General all air valves to be fully modulating and full shut-off type.

Environment Canada 355 River Road Section 23 36 00Metals Digestion Lab AIR TERMINAL UNITSPWGSC Project No. R.046560.001 Page 2 of 2 2.3 AIR VALVE (AV) .3 General exhaust and supply air valves: bodies to be constructed of 16 gauge (Cont'd) aluminum or galvanized steel shaft support brackets to be made of 316 stainless steel

all bearing surfaces to be a Teflon or Celenex composite.

.4 Fume hood and extractor arm air valves: valve to have baked on corrosion resistantphenolic coating on body and shaft or to be made of 304 stainless steel shaft supportbrackets to be made of 316 stainless steel all bearing surfaces to be a Teflon orCelenex composite.

.5 Controls to be DDC for air valve control and airflow reading.

PART 3 - EXECUTION 3.1 MANUFACTURER'S .1 Compliance: comply with manufacturer's written recommendations or specifications,INSTRUCTIONS including product technical bulletins, handling, storage and installation instructions,

and datasheet. 3.2 INSTALLATION .1 Install in accordance with manufacturers recommendations.

.2 Support independently of ductwork.

.3 Install with at minimum of four duct diameters of straight inlet duct, same size asinlet.

.4 Locate controls, dampers and access panels for easy access.

END

Environment Canada 355 River Road Section 23 37 13Metals Digestion Lab DIFFUSERS, REGISTERS AND GRILLESPWGSC Project No. R.046560.001 Page 1 of 2 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS 1.2 ACTION AND .1 Product Data:INFORMATIONAL .1 Submit manufacturer's printed product literature, specifications and datasheetSUBMITTALS in accordance with Section 01 33 00 - Submittal Procedures. PART 2 - PRODUCTS 2.1 GENERAL .1 To meet capacity as indicated.

.2 Frames:.1 Full perimeter gaskets..2 Concealed fasteners.

.3 Concealed manual volume control damper operators.

.4 Colour: Off-white.

2.2 MANUFACTURED .1 Grilles, registers and diffusers of same generic type, products of one manufacturer.UNITS 2.3 EXHAUST GRILLES .1 Type RG1 & EG1: aluminum, 19 mm border, 25 x 25 mm egg crate type face bars.AND REGISTERS Finish: Baked enamel. 2.4 DIFFUSERS .1 Type SD1: Laminar flow with HEPA filter (50 mm thick - 99.97% - 0.3 micrometre

particles) c/w ceiling mounting frame, aluminum perforated face, airtight filterhousing, extruded aluminum border, face shall open with 90° quick release fasteners,static pressure port to allow measurement of pressure drop across filter.

Environment Canada 355 River Road Section 23 37 13Metals Digestion Lab DIFFUSERS, REGISTERS AND GRILLESPWGSC Project No. R.046560.001 Page 2 of 2 PART 3 - EXECUTION 3.1 MANUFACTURER'S .1 Compliance: comply with manufacturer's written recommendations or specifications,INSTRUCTIONS including product technical bulletins, handling, storage and installation instructions,

and datasheet. 3.2 INSTALLATION .1 Install in accordance with manufacturers instructions. Provide copper tubing from

filter ports to wall mounted magnehelic pressure gauges.

END

Environment Canada 355 River Road Section 23 73 12Metals Digestion Lab MODULAR AIR HANDLING UNITS (FAN BOX FB-6)PWGSC Project No. R.046560.001 Page 1 of 4 PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS

.2 Section 23 05 13 - Common Motors Requirements for HVAC Equipment.

.3 Section 23 05 14 - Variable Frequency Drives.

.4 Section 23 33 00 - Air Duct Accessories. 1.2 REFERENCES .1 Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI)

.1 ARI 430-99, Central-Station Air-Handling Units.

.2 Air Movement and Control Association (AMCA).

.3 American National Standards Institute (ANSI).

.4 American Society of Heating, Refrigerating and Air Conditioning Engineers (ASHRAE).1 ASHRAE 52.1-1992, Gravimetric and Dust-Spot Procedures for Testing

Air-Cleaning Devices Used in General Ventilation for Removing Particulate Matter.

.5 Anti-Friction Bearing Manufacturers Association (AFBMA).

.6 Canadian Standards Association (CSA International).1 CSA C22.2 No. 236-11, Heating and Cooling Equipment (Bi-National Standard

with UL 1995.

.7 National Fire Protection Association (NFPA).1 NFPA (Fire) 70, National Electrical Code (NEC), 2011 Edition.

.8 Underwriters Laboratories (UL)

.1 UL 900, Test Performance of Air Filter Units.

.2 UL 1995, Heating and Cooling Equipment. 1.3 ACTION AND .1 Product Data:INFORMATIONAL .1 Submit manufacturer's printed product literature, specifications and datasheet inSUBMITTALS accordance with Section 01 33 00 - Submittal Procedures.

Environment Canada 355 River Road Section 23 73 12Metals Digestion Lab MODULAR AIR HANDLING UNITS (FAN BOX FB-6)PWGSC Project No. R.046560.001 Page 2 of 4 PART 2 - PRODUCTS 2.1 GENERAL .1 All equipment shall be factory tested prior to shipment. Unit sections to be sized to allow

entry through existing 500 x 1,200 opening. Overall dimension are on drawings and mustnot be exceeded.

2.2 GENERAL .1 Configuration: Fabricate as detailed on drawings.DESCRIPTION

.2 Performance: Conform to ARI 430. See schedules on drawings.

.3 Acoustics: Sound power levels (dB) for the unit shall not exceed the specified levelsshown on the unit schedule. The manufacturer shall provide the necessary soundtreatment to meet these levels if required.

2.3 UNIT .1 Fabricate unit with heavy gauge channel posts and panels secured with mechanicalCONSTRUCTION fasteners. All panels, access doors, and ship sections shall be sealed with permanently

applied bulb-type gasket. Shipped loose gasketting is not allowed.

.2 Panels and access doors shall be constructed as a 2-inch nominal thick; thermal brokedouble wall assembly, injected with foam insulation with an R-value of not less thanR-13..1 The inner liner shall be constructed of G90 galvanized steel..2 The outer panel shall be constructed of G90 galvanized steel..3 The floor plate shall be constructed as specified for the inner liner..4 Unit will be furnished with solid inner liners.

.3 Panel deflection shall not exceed L/240 ratio at 125% of design static pressure,

maximum 1,250 Pa of positive or 1,500 Pa of negative static pressure. Deflection shall bemeasured at the panel midpoint.

.4 The casing leakage rate shall not exceed 2.5 l/s per square metre of cabinet area at

1,250 Pa of positive static pressure or 1,500 Pa of negative static pressure.

.5 Module to module field assembly shall be accomplished with an overlapping, fullperimeter internal splice joint that is sealed with bulb type gasketting on both matingmodules to minimize on-site labor and meet indoor air quality standards.

.6 Access doors shall be flush mounted to cabinetry, with minimum of two 150 mm long

stainless steel piano-type hinges, latch and full size handle assembly. Access doors shallswing outward for unit sections under negative pressure. Access doors on positive pressuresections, shall have a secondary latch to relieve pressure and prevent injury upon access.

.7 Unit to ship in 3 sections. Fan section to be disassembled and reassembled on site by the

contractor. 2.4 FAN ASSEMBLIES .1 Acceptable fan assembly shall be a single width, single inlet, class II, direct-drive type

plenum fan dynamically balanced as an assembly, as shown in schedule. Maximum fanRPM shall be below first critical fan speed. Fan assemblies shall be dynamicallybalanced by the manufacturer on all three planes. Provide access to motor and fanassembly through hinged access door.

Environment Canada 355 River Road Section 23 73 12Metals Digestion Lab MODULAR AIR HANDLING UNITS (FAN BOX FB-6)PWGSC Project No. R.046560.001 Page 3 of 4 2.4 FAN ASSEMBLIES .2 Fan and motor shall be mounted internally on a steel base. Factory mount motor on (Cont'd) slide base that can be slid out the side of the unit if removal is required. Provide access to

motor, drive, and bearings through hinged access door. Fan and motor assembly shall bemounted on 50 mm deflection spring vibration type isolators inside cabinetry.

.3 Motor to be complete with Aegis shaft grounding kit.

.4 Fan to be complete with factory mounted inlet piezometric ring and transducer for airflow

monitoring. 2.5 BEARINGS, .1 Bearings: Basic load rating computed in accordance with AFBMA - ANSI Standards. TheSHAFTS, AND DRIVES bearings shall be provided on the motor with the fan wheel mounted directly on the

motor shaft, AMCA arrangement 4.

.2 Shafts shall be solid, hot rolled steel, ground and polished, keyed to shaft, andprotectively coated with lubricating oil. Hollow shafts are not acceptable.

.3 The fan wheel shall be direct coupled to the motor shaft. The wheel width shall be

determined by motor speed and fan performance characteristics. 2.6 ELECTRICAL .1 Fan motors shall be manufacturer provided and installed, Totally Enclosed, premium

efficiency (meets or exceeds EPAct requirements), 3500 RPM, single speed, 575V, 60HZ,3P. Complete electrical characteristics for each fan motor shall be as shown in schedule.

.2 The air handler shall be ETL and ETL-Canada listed by Intertek Testing Services, Inc.

Units shall conform to bi-national standard ANSI/UL 1995/CSA C22.2 No. 236.

.3 Wiring Termination: Provide terminal lugs to match branch circuit conductor quantities,sizes, and materials indicated. Enclosed terminal lugs in terminal box sized to NFPA(Fire) 70.

.4 Manufacturer shall provide ASHRAE 90.1 Energy Efficiency equation details for

individual equipment to assist Building Engineer for calculating system compliance.

.5 Air handler manufacturer shall provide and mount conduit and wiring from each fanmotor terminated at an external junction box.

2.7 FILTERS .1 Furnish combination filter section with 50 mm pleated MERV 8 flat pre-filter with

microbial resistant coating and 100 mm cartridge 85% efficient (MERV 14) final filter.Provide side loading and removal of filters.

.2 Filter media shall be UL 900 listed, Class I or Class II.

.3 Filter Magnehelic gauge(s) shall be furnished and mounted by equipment manufacturer.

2.8 ADDITIONAL .1 Access section shall be provided for access between components.SECTIONS

Environment Canada 355 River Road Section 23 73 12Metals Digestion Lab MODULAR AIR HANDLING UNITS (FAN BOX FB-6)PWGSC Project No. R.046560.001 Page 4 of 4 PART 3 - EXECUTION 3.1 INSTALLATION .1 Install in accordance with manufacturer's Installation & Maintenance instructions.

.2 Unit to ship in 3 sections. Fan section to be disassembled to move into position andreassembled by the contractor. Sections to be joined as required.

3.2 FILTER GAUGES .1 Install across each filter bank in approved and easy readable location.

.2 Mark each filter gauge with value of pressure drop for clean condition and manufacturer'srecommended replacement (dirty) value.

END

Environment Canada 355 River Road Section 23 82 19Metals Digestion Lab SPLIT DX FAN COIL UNITSPWGSC Project No. R.046560.001 Page 1 of 4

PART 1 - GENERAL 1.1 RELATED .1 Section 01 33 00 - Submittal Procedures.REQUIREMENTS

.2 Section 23 05 13 - Common Motors Requirements for HVAC Equipment.

.3 Section 23 05 14 - Variable Frequency Drives.

.4 Section 23 33 00 - Air Duct Accessories. 1.2 ACTION AND .1 Product Data:INFORMATIONAL .1 Submit manufacturer's printed product literature, specifications and datasheet inSUBMITTALS accordance with Section 01 33 00 - Submittal Procedures. PART 2 - PRODUCTS 2.1 GENERAL .1 VRF (variable refrigerant flow) multi split air conditioning system. The system will utilize

air cooled condensing unit. The system will be capable of heating or cooling. 2.2 ACCEPTABLE .1 The only acceptable materials are Mitsubishi City Multi Model Dumy-P48NHMUMATERIAL (outdoor) and Model PEFY-P48NMHU-E (Indoor). 2.3 OUTDOOR UNIT .1 The outdoor unit will be constructed from steel plate and painted with acrylic paint.(TO BE LOCATED INMEZZANINE) .2 The outdoor unit will have air-cooled heat exchanger coils constructed from copper

tubing with aluminium fins. The coil will be set in an "L" formation with air being drawnin through front of unit and discharge out of the back of the unit. The outdoor unit willhave two fans each mounted on the front of the coil. The coils will be capable of beingdivided into 20, 30, 50, 70, 80, 100% sections to enable the outdoor unit capacity tomatch the capacity required by the indoor units.

.3 The outdoor unit will have one inverter controlled hermetic scroll compressor capable of

controlling the compressor frequency in 1 Hz increments.

.4 The refrigeration process of the outdoor unit will be maintained by pressure andtemperature sensors controlling solenoid valves, check valves and bypass valves. Theheating or cooling mode of the outdoor unit will be controlled by a 4 way valve which willreverse the cycle of the refrigerant to change the mode of the outdoor unit. Condensateshall be removed from the S-Series by means of a drain pipe connector located on thebottom of unit.

.5 The outdoor unit will have one liquid discharge pipe which will supply high pressure

liquid to the indoor units or to the condensing unit, depending on the mode of operation.Refrigerant return to the outdoor unit will be via one suction pipe. Both pipes shall beinsulated.

Environment Canada 355 River Road Section 23 82 19Metals Digestion Lab SPLIT DX FAN COIL UNITSPWGSC Project No. R.046560.001 Page 2 of 4

2.3 OUTDOOR UNIT .6 The system will be capable of total pipe runs of up to 120 m. (TO BE LOCATED INMEZZANINE) .7 The system(s) will have the following nominal capacity: (Cont'd) .1 Heating: 15.8 kW

.2 Cooling: 14.1 kW

.8 The outdoor unit will require a 208-230 Vac single phase power supply and have astarting current of no more than 10 amps. Control will be via a 30 Vdc signal generatedby the outdoor unit. This signal will be sent to the indoor units via a 16 AWG 2 core nonpolar screened cable.

.9 It will be possible for the total capacity of the indoor units to be between 50 and 130% of

the capacity of the outdoor unit.

.10 The outdoor unit shall be connected to a DX coil constructed from copper tubing withaluminium fins. The flow of refrigerant through the DX coil will be controlled by a linearexpansion valve. This valve will be controlled by two pipe thermistors and a spacetemperature sensor through BacNet connection to BAS and shall be capable ofcontrolling the variable capacity of the DX coil between 25% and 100%.

.11 The DX coil, linear expansion valve controls and thermistors shall be of same

manufacturer as outdoor unit to ensure full compatibility between these components. 2.4 INDOOR UNIT .1 Indoor unit will have a heat exchanger which shall be constructed from copper tubing

with aluminium fins. The flow of refrigerant through the heat exchanger will be controlledby a linear expansion valve. This valve will be controlled by two pipe thermistors and areturn air thermistor and shall be capable of controlling the variable capacity of theindoor unit between 25% and 100%.

.2 Each indoor unit will require a 208-230 vac power supply.

.3 Unit will be manufactured from galvanised steel plate partially insulated with closed cell

expanded polyurethane foam.

.4 Air will be discharged by a forward curved centrifugal fan horizontally out of the front ofthe unit to allow for field supply ductwork. Return air will brought in through the rear ofthe unit to allow for the return air to be ducted from the room c/w synthetic fibre washablefilter and filter casement.

2.5 REMOTE .1 This controller shall be wall mounted and hard wired to the indoor fan coil units. It willCONTROLLER be manufactured in ABS plastic with an LCD display and will be the manufacturers

standard colour. This controller will be capable of being connected on any part of thenon polar 16 AWG two core screened control cable from the outdoor unit.

.2 The controller will be capable of altering the following functions:

.1 On/off.

.2 Operating mode.

.3 Set point.

.4 Fan speed.

.5 Louvre position.

Environment Canada 355 River Road Section 23 82 19Metals Digestion Lab SPLIT DX FAN COIL UNITSPWGSC Project No. R.046560.001 Page 3 of 4

2.5 REMOTE .2 (Cont'd) CONTROLLER .6 Timer settings. (Cont'd) .7 Test run.

.3 The controller shall also be capable of displaying the following items:.1 On/off..2 Operating mode..3 Set point..4 Return air temperature..5 Fan speed.6 Louvre position..7 Timer settings..8 Filter..9 Fault diagnosis..10 Test run.

2.6 BMS CONTROL .1 VRF shall interface with the BMS via a BACnet interface panel. Controlled variables will

be ON/OFF, mode operation, set point adjustment, fan speed.

.2 Monitoring will be ON/OFF mode operation, temperature set point, fan speed, spacetemperature and fault code.

2.7 CONTROL WIRING .1 The contractor shall be responsible for the interconnecting control wiring between the

indoor and outdoor units and control wiring between remote controllers, centralizedcontrol and relevant components. This work shall be co-ordinated with the Electrical /Controls Contractor for the rooting and trunking of the cables.

.2 All control wiring are to be carried out in 2 core 16 AWG shielded cabling with colour

coding and tagged with ID number at 3 metre intervals as per schematics for ease ofidentification and maintenance.

.3 Control wiring shall not be run next to power wiring. A minimum space of 100 mm

between both control and power cables shall apply. 2.8 REFRIGERANT .1 Supply, install, test and commission all interconnecting refrigeration pipework betweenPIPEWORK the outdoor and indoor units.

.2 All pipework to be carried out in refrigerant quality ACR copper tubing and complete withthe appropriate headers and joints. All pipework must be suitable for R410A.

.3 Longest possible lengths of copper pipe should be utilized to minimize joints on site.

.4 Appropriate refrigeration installation tools must be utilized. Dry Nitrogen must be utilized

at all times in the system during brazing.

.5 All pipework (suction and liquid lines) to be insulated with slip on close cell elastomericpipe insulation having a wall thickness of not less that 13 mm.

Environment Canada 355 River Road Section 23 82 19Metals Digestion Lab SPLIT DX FAN COIL UNITSPWGSC Project No. R.046560.001 Page 4 of 4

2.8 REFRIGERANT .6 After installation of pipework, and prior to sealing of insulation joints and starting of PIPEWORK equipment, pipework should be pressure tested. 300 kPa test for 3 minutes minimum, (Cont'd) then 1,500 kPa for 3 minimum, then 3,300 kPa for 3 minutes minimum, then strength test

to 4,100 kPa check the system for leaks and deformation, then lower the pressure back to3,300 kPa and pressure test for 24 hours and checked for leaks. Vacuumed/dehydrated to300 microns, and hold at that vacuum for 12 hours (minimum)

.7 Refrigerant (R410A) charge weight must be calculated, to the actual installed length of

pipe work in accordance to manufacturer's recommendations.

.8 The charging should be carried out with an appropriate charging station.

.9 Pipework to be properly fixed and supported at a minimum of 1.5 metres centres. Allpipework to be labelled with ID number (condensing units ref.) at 3 metre intervals.

.10 Joints in copper pipe shall be brazed. Brazing shall be carried out to the requirements of

the local code and as per the Canadian copper & brass development associationrecommendations.

2.9 CONDENSATE .1 A condensate line shall be installed to each fan coil unit and heat pump. Minimum sizePIPEWORK of condensate pipes to be 25 mm copper, insulated and gravity drained, drains to run

1:80 min slope. PART 3 - EXECUTION 3.1 INSTALLATION .1 Unit shall be installed in accordance with the Manufacturer's recommendations where

shown on the drawings. Provide minimum required service clearances to systemcomponents and to provide minimum inlet air flow.

3.2 DRIP PAN .1 Install deep seal P trap on drain pan discharge. Trap size and depth to be sized to

manufacturer's recommendations and reviewed by Engineer prior to installation.

END