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WELCOME
READY FOR RETROFIT
Steven Keitley – General Manager
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2
Global presence – local support
Part of a leading global company of speciality
chemicals and products for the construction market.
Parex Ltd, Atherstone,
Warwickshire
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Why are we here?
The New ECO and
Green Deal initiatives
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Where does all the heat go?
Windows 9%
Walls 45% Doors 13%
Floors 13%
Roof 20%
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Changes in the environment
WHAT ARE THE DRIVERS?
Regulatory changes – PAS 2030 / European
legislation / Climate Change Act 2008 – 34%
reduction in emissions by 2020 (1/4 of emissions is
from housing stock!)
New Initiatives – GREEN DEAL & ECO
- Must be approved e.g.
Providers, Assessors, Installers, Systems
- BBA / European Technical Approvals
Building Regs 2013 & 2016
- Insulation enhancement of buildings
- 2013 - Existing 0.30W/m²K New – 0.20W/m²K
- 2016 - Existing 0.20W/m²K New – 0.18W/m²K
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What are all of our responsibilities?
Not about individuals
Its about reducing the impact on the planet
We could and should be better
We certainly have the knowledge!
Now is the time to use it
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One system – 3 names
EWI
External Wall Insulation
ETICS
External Thermal Insulation Composite Systems
EIFS
External and Insulation Façade Systems
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Financial & other drivers
£2.6Billion
External Wall Insulation is a key element of this work
Bristol awarded DECC funding One of 7 major cities been awarded Green
Deal funding - £12M
Social & private landlord obligations
6.6million hard to treat properties across the UK
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EWI is technical
but not complicated
Over 30 years in
the marketplace
GLOBALLY
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Benefits and Advantages of EWI
Minimal disruption to the occupant
Thermal upgrade – warmer homes
Condensation elimination – Health benefit
Building continues to breath
Acoustic
New façade
Wide range of finishes to match existing
Increased property value?
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What are the EWI / PAS 2030 requirements?
ETA or BBA certified EWI system
Suitably qualified installers
Local training centres
Colleges
Aligned with EWI system
E - Learning
PAS 2030 accreditation
Currently 17 companies that can accredit – more being added
Go to www.greendealorb.co.uk
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EIFS / New or
Old buildings?
Single skin or cavity…..
What is the future?
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Suitable structures & substrates
Construction types and materials
Traditional masonry
Frame – Concrete, Timber, Steel
SIPS & ICFs
Poured Concrete
Most building types
Residential, commercial, high-rise, low-rise
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Key design considerations
Planning!!
Building Regulations
Houses weren’t originally designed to be
efficient – 1966 wall insulation was foil
backed plasterboard
Until 2 years ago it was still only 50mm
Thermal
Fire performance
Finish & features = Design
Impact resistance
Cost “Golden Rule” may be a consideration
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SYSTEM COMPONENTS
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Insulation
Insulation adhesive
Top coat finish
Acrylic
Mineral
Dash
Brick
Mesh
Base coat
System components
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Carbon EPS 70E
Fire classification
EN O grade
90mm
Phenolic
Fire classification
EN E grade
60mm
Mineral Wool
Fire classification
EN A1 grade
110mm
Common insulations used
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XPS
Natural materials
Other insulation options
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Top coat finishes - Acrylic
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Top coat finishes - Mineral
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Dash Finishes
WET DASH
DRY DASHED
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Roughcast with features
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Brick effect finishes
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Brick slip
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Replicate features
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EWI materials - £20 - £27/m² - Average £22
Render products
Insulation
EWI ancillary items £2- £7/m²
Beads, profiles, sat dishes
Satellite dish fixings
Installation - £40 - £80/m²
Scaffold - £10 - £15/m²
Enabling works
Pricing
£72 - £130/m²
TOTAL
80m² = £5,760 - £10,640
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EIFS / Case Study
Home Group
Workington
Cumbria 1500 house upgrade with EWI
System: Parextherm Mineral
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Existing housing stock
No wall insulation
Damp & condensation
Delaminating render
Close to the coast
Some enabling works
needed
Eaves extended
Satellite dishes aligned
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Insulation being applied – enabling
works completed
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Attachment: Adhesive & Mechanical
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Areas to consider – Doors & windows
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Areas to consider – Extg fixtures
Base
bead
Stand off
spacers
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Basecoat application
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Mesh application
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Top Coat applied
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Top Coat applied
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Parextherm Marbri dash
PORT TALBOT
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Parextherm Marbri dash
PORT TALBOT
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EWI doesn’t just include old buildings
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Support you may need
Installer training
Funding assistance
Manufacturers support
Technical support
Specifications
Ease of product availability
Guarantees
PAREX CAN PROVIDE
YOU WITH THESE
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Good application = Long life & a pleasing
finish
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Thank you