natural ventilation - zefyr groupventilator page 11 . steamline ridge ventilator contents page...

Natural VeNtilatioN

Innovative Building Solutions

t +44 (0) 870 600 1356F +44 (0) 870 600 1357e [email protected]

zefyrgroup.comHome Farm, Stockton Road, Abberley, Worcestershire, UK, WR6 6AS

introductionThe Zefyr Group has more than 95 years experience in high quality ventilation engineering solutions incorporates technology and experience with natural ventilation products and installations dating back to 1918 through its incorporation of the ventilation division of H. H. Robertson (UK) Ltd. In 1993.

H. H. Robertson (UK) Ltd. developed the science of natural ventilation products and systems, which can be found in almost every country in the world.

In 1993, H H Robertson (UK) Ltd.’s Ventilation Division merged with Vogue Systems Ltd. to create Robertson Vogue, combining all of the expertise and knowledge they collected over the years Robertson Vogue become world leaders in Ventilation Solutions.

In 2001 the Zefyr Group incorporated the Robertson Vogue products and services including the complete H. H. Robertson (UK) Ltd.’s ventilation range to extend the market globally.

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Natural Ventilation

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MerlinVentilator

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turrent louvre

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Natural Ventilators

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Swift Ventilator

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radiant Heat Shield louvre

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Heat Mover Ventilator

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industriallouvres

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Zefyr Services

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Heat Mover S Ventilator

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tunderbirdlouvre

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about ZefyrPage 8 .

Heat Mover S Ce Ventilator

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eliminatorlouvre

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other ZefyrProducts

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Heat Mover Vulcan Ventilator

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Vogue Pressed louvre

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High Capacity Discharge Ventilator

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acousticlouvre

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Pressure release Panel Ventilator

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Steamlineridge Ventilator

CoNteNtS Page Natural VeNtilatioN

Natural VentilationZefyr’s “Natural Ventilation” systems are specially designed so that fresh air enters the building through the “Industrial Louvres” and the hot, stale, smokey air is exhausted out of the “Natural Ventilator”.

Natural VeNtilator

iNDuStriallouVre

Natural ventilation is often applied to buildings that experience extreme, indoor working conditions in order to create as comfortable an environment as possible (whilst complying with building codes and regulations). The purpose of natural ventilation is to supply a building with fresh air while exhausting hot, stale air. Common reasons for choosing natural ventilation are as follows: ventilation systems increase energy saving which, in turn, help reduce costs; natural ventilation benefits the environment as it is often used as an alternative to air-conditioning plants (which can result in saving 10%-30% of total energy consumption) helping to reduce an overall carbon footprint.


Heat Mover VentilatorThe Zefyr “Heat Mover” ventilator is designed for removal of high heat problems for industrial buildings if structural limitations do not allow for heavier ventilators. The ingenious design combines quick installation with pre-assembled modules, low-profile design with high efficiencies giving high performance for an affordable price.

Natural VeNtilatorS

applicationThis ventilator is particularly suited for lighter weight applications where wind and dead loading factors are an important consideration in the overall building design and structural limitations do not allow the installation of larger types of ventilators. The “HM” has been full scale tested for airflow characteristics as an exhaust ventilator with a coefficient discharge of 0.47Cd that can deal with most general industrial heat problems. The units are fully weather proof and designed to have a long maintenance free life under the most arduous of conditions. As optional extras the ventilator can have acoustic treatment, dampers can be made operable (manual, electric or pneumatic), bird guard and insect mesh can be added.

aestheticsThe ventilators are easy to install pre-fabricated, fully tested and available in multiple sized modules. Lengths ranging from 2000mm to 6000mm. Widths ranging from 1000mm to 6000mm. Heights from 300mm to 538mm.The units can be installed as individual ventilators, joined end-to-end (lengthways) to form one continuous run as a continuous ventilator or side-by-side (widthways) to form block units of ventilators to create modular effect. A variety of versatile materials are available (aluminium, stainless steel, copper) that can have a wide range of finishes applied to help maintain high quality aesthetics (mill finish, PPC, anodised aluminium, pre-coated steel).

Natural VeNtilatorS

Natural VentilatorsZefyr’s “Natural Ventilator” systems are world leading high performance extract ventilators that allow for the easy escape of hot / stale / smokey air, normally from the roof of a building. Zefyr’s “Natural Ventilator” systems are often applied to buildings that experience extreme indoor working conditions, in order to create as comfortable an environment as possible (whilst complying with building codes and regulations). “Natural Ventilators” benefits the environment and are a cheaper alternative to air-conditioning plants. Operable options allow for the full control of air flow rates whilst ensuring full weather protection. These systems also provide safety by allowing for the clearance of smoke. All Zefyr “Natural Ventilator” products have been fully tested in airflow performance, weathering performance, acoustic performance and structural performance. A wide variety of materials and finishes are available so that the ventilators can reach aesthetical requirements.

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Heat Mover S VentilatorThe Zefyr “Heat Mover S” ventilator is a high performance extreme heat extraction ventilator designed specifically for industrial complexes where the most efficient natural is necessary. The “HM-S” can cope with some of the smallest required gaps to handle whilst dealing with extreme industrial heat problems.

aestheticsThe ventilators are easy to install pre-fabricated, fully tested and available in multiple sized modules. Lengths ranging from 2000mm to 6000mm. Widths ranging from 1000mm to 6000mm. Heights from 300mm to 538mm. The units can be installed as individual ventilators, joined end-to-end (lengthways) to form one continuous run as a continuous ventilator or side-by-side (widthways) to form block units of ventilators to create modular effect. A verity of versatile materials available (aluminium, stainless steel, copper) that can have a wide range of finishes applied to help maintain high quality aesthetics (mill finish, PPC, anodised aluminium, pre-coated steel).

Natural VeNtilatorS

applicationThis ventilator is particularly suited for lighter weight applications where wind and dead loading factors are an important consideration in the overall building design and structural limitations do not allow the installation of larger types of ventilators. With Its extraordinary coefficient discharge of Cd 0.77Cd the “HM-S” has a world leading industry performance that makes it hard to match for competitors with ventilators of equivalent size. The unique design of the splitter baffles and gutters provides each unit with a minimum 65% free opening area and exceptional coefficient of discharge. The units are fully weather proof and designed to have a long maintenance-free life under the most arduous of conditions. As an optional extras the ventilator can have acoustic treatment, dampers can be made operable (manual, electric or pneumatic), bird guard and insect mesh can be added.

Heat Mover S Ce VentilatorThe Zefyr “Heat Mover S CE” is the universal ventilator for industrial enterprises. It combines outstanding coefficient discharge with the requirement for smoke and heat exhaust.

Natural VeNtilatorS

applicationThe HM-S-CE has anextraordinary coefficient discharge of 0.65Cd and has been tested according to the EN 12101-2 for European Standard. Tested in temperatures as low as -30 °C and as high as 600 °C. Tested in high wind and snow loads. The units are fully weather proof and designed to have a long maintenance-free life under the most arduous of conditions. As optional extras, the ventilator can have acoustic treatment, dampers can be made operable (manual, electric or pneumatic), bird guard and insect mesh can be added.

aestheticsThe ventilators are easy to install pre-fabricated, fully tested and available in multiple sized modules. Lengths ranging from 1500mm to 3000mm. Widths up to 2200mm. Heights up to 1300mm. Designed for roof openings up to 1500mm. The units are fully weather proof and designed to have a long maintenance-free life under the most arduous of conditions. The units can be installed as individual ventilators, joined end-to-end (lengthways) to form one continuous run as a continuous ventilator or side-by-side (widthways) to form block units of ventilators to create modular effect. A variety of versatile materials are available (aluminium, stainless steel, copper) that can have a wide range of finishes applied to help maintain high quality aesthetics (mill finish, PPC, anodised aluminium, pre-coated steel).


Heat Mover Valcun VentilatorThe “Heat Mover Vulcan” is the most recent ventilator specifically designed for industrial application.

Natural VeNtilatorS

applicationThis “Vulcan” has an exceptional coefficient discharge of 0.56Cd that will provide sufficient ventilation for all industrial needs. The ventilator is approved according to European Standard EN 12101-2 and classifications of B600 and T (-30°).The units are fully weather proof and designed to have a long maintenance-free life under the most arduous of conditions. As optional extras the ventilator can have acoustic treatment, dampers can be made operable (manual, electric or pneumatic), bird guard and insect mesh can be added.

aestheticsThe ventilators are easy to install pre-fabricated, fully tested and available in multiple sized modules. Lengths ranging from 2000mm to 3000mm. Widths ranging from 1000mm to 2000mm. Heights from 790mm to 1380mm. The units are fully weather proof and designed to have a long maintenance-free life under the most arduous of conditions. The units can be installed as individual ventilators, joined end-to-end (lengthways) to form one continuous run as a continuous ventilator or side-by-side (widthways) to form block units of ventilators to create modular effect. A verity of versatile materials available (aluminium, stainless steel, copper) that can have a wide range of finishes applied to help maintain high quality aesthetics (mill finish, PPC, anodised aluminium, pre-coated steel).

High Capacity Discharge VentilatorThe “High Capacity Discharge” ventilator is specifically designed for industrial buildings for maximum discharge of heat, smoke and fumes. The ventilator has been designed for the minimum sized roof opening and is constructed from profile sheet metal fixed to galvanised steel frameworks that is formatted in continuous runs down the length of the building.

Natural VeNtilatorS

applicationThe “HCD” vent has had full scale laboratory tests which have been independently certified coefficient of discharge of 0.65Cd and the ventilator is designed to be able to have a snow or dust load up to 1kN/m². Full scale tests have been performed and resulted in supreme aerodynamic efficiency and protection that can cope with the most arduous weather conditions. The units are fully weather proof and designed to have a long maintenance-free life under the most arduous of conditions. As optional extras the ventilator can have acoustic treatment, dampers can be made operable (manual, electric or pneumatic) and bird guard and insect mesh can be added.

aestheticsThe ventilators are easy to install pre-fabricated, fully tested and available in multiple sized modules. Lengths up to 3000mm a unit. Widths ranging from 1840mm to 10530mm. Heights from 750mm to 4800mm. The units can be installed as individual ventilators, joined end-to-end (lengthways) to form one continuous run as a continuous ventilator or side-by-side (widthways) to form block units of ventilators to create modular effect. A variety of versatile materials are available (aluminium, stainless steel, copper) that can have a wide range of finishes applied to help maintain high quality aesthetics (mill finish, PPC, anodised aluminium, pre-coated steel).


Stramline ridge VentilatorThe “Streamline Ridge” ventilator range is designed to provide natural ventilation in buildings where nominal ventilation rates are required through solar gain, light engineering processes or general warehousing.

Natural VeNtilatorS

applicationThe “Streamline Ridge” ventilator has had aerodynamic performance testing independently verified by a leading test authority. Structurally and aerodynamically tested to produce the optimum coefficients of discharge to ensure maximum performance / minimum cost installations. The units are fully weather proof and designed to have a long maintenance-free life under the most arduous of conditions. The ventilator is able to withstand all weather conditions ranging from monsoons in the tropics to the icy rains of the Northern Hemisphere. As optional extras the ventilator can have acoustic treatment, bird guard and insect mesh can also be added. All units can be fitted with dampers to enable maximum control of the ventilator rates. The method of control can be manual cord, remote electric or pneumatic depending on the customer’s requirements.

aestheticsThe ventilators are easy to install pre-fabricated, fully tested and available in multiple sized modules. Lengths of 3000mm. Widths ranging from 754mm to 3702mm. Heights from 410mm to 820mm.Their low profile means that they fit unobtrusively onto any building. Usually installed as individual ventilators or joined lengthways to form one continuous run as a continuous ventilator running along the building ridge line; designed to give uninterrupted, but evenly balanced air flow throughout the building. A variety of versatile materials are available (aluminium, stainless steel) that can have a wide range of finishes applied to help maintain high quality aesthetics (mill finish, PPC, anodised aluminium, pre-coated steel).

Merlin VentilatorThe Zefyr “Merlin” ventilator is specifically designed for fire ventilation that can be either wall or roof mounted. The Merlin is an operable louvered ventilation system and its main purpose is to exhaust smoke.

Natural VeNtilatorS

applicationThe “Merlin” ventilator has excellent day lighting characteristics obtained using durable, tough and UV light resistant triple wall polycarbonate material. Polycarbonate also retains its physical properties of strength and impact resistance down to extremely low and up to high temperatures. The body and blades of the ventilator can be manufactured with integrated aluminium foil-faced rigid foam to give a U value of 0.6W/m2C. The “Merlin” ventilation units are designed and tested to meet the requirements laid down in current codes of practice. Fire tests have been carried out at a leading UK Fire Research Centre in accordance with BS 7346: Part 1 1990. Climatic performance testing, in accordance with CP3: chapter V: Part 2. The smoke ventilation units’ meet the snow load requirements as laid down in BS 6399: Part 3. 1990. Rain and wind penetration tests have been carried out using Zefyr’s own laboratory facilities which include an outside weathering rig, vacuum rig and aerodynamic test chamber designed by Loughborough University department of technology. All testing has been carried out in accordance with BS 7346: Part 1 1990.As an optional extra the ventilator can have actuator systems (manual, pneumatic or electrical operation), bird guards, burglar guards, fusible link shields, closure flashings and windshields.

aestheticsThe ventilators are easy to install pre-fabricated, fully tested and available in multiple sized modules. Heights from 885mm to 3485mm. Widths from 1100mm to 3405mm. The units are fully weather proof and designed to have a long maintenance-free life under the most arduous of conditions. Available in aluminium or steel that can have a range of finishes applied to help maintain high quality aesthetics (mill finished, galvanised, stainless, PPC, acrylic, PVF2 coated, plastisol or versacor).


Swift VentilatorThe Zefyr “Swift” ventilator is specifically designed for fire ventilation that can be mounted to roof or wall. The vent is an operable flap ventilation system which primary use is to exhaust smoke. The roof unit is supplied as a two-part assembly; flat base to suit a pitch roof, or curb base to suit a flat roof and a builder’s up-stand.

Natural VeNtilatorS

aestheticsThe ventilators are easy to install pre-fabricated, fully tested and available in multiple sized modules. Lengths ranging from 1000mm to 2000mm. Widths ranging from 1000mm to 2000mm. Heights are 130mm. The units are fully weather proof and designed to have a long maintenance-free life under the most arduous of conditions. Available in aluminium that can have a range of finishes applied to help maintain high quality aesthetics (mill finished, anodised, PPC, acrylic, PVF2).

applicationThe “Swift” ventilation units are designed and tested to meet the requirements laid down in current codes of practice. Fire tests have been carried out at a leading UK Fire Research Centre in accordance with BS 7346: Part 1 1990. Climatic performance testing, in accordance with CP3: chapter V: Part 2. The smoke ventilation units’ meet the snow load requirements as laid down in BS 6399: Part 3. 1990. Rain and wind penetration tests have been carried out using Zefyr’s own laboratory facilities which include an outside weathering rig, vacuum rig and aerodynamic test chamber designed by Loughborough University department of technology. All testing has been carried out in accordance with BS 7346: Part 1 1990. As optional extras the ventilator can have actuator systems (manual, pneumatic or electrical operation), bird guards, burglar guards, fusible link shields, closure flashings and windshields.

Pressure release Panel VentilatorThe Zefyr “Pressure Release Panel” is a modern pressure release system that meets the current standard for external walls and is intended for buildings with high risks of explosion, for example; in gas-fired power plants with electrical switchgears, serving pressure release in case of an electric arc disturbance. The magnetic clamps fitted to the rotatable fittings keep the pressure panel folds shut during nominal working conditions, with the automatic opening of the folds by increased pressure.

Natural VeNtilatorS

applicationIncreased pressure is able to escape through the rotating panels to the outside and thus defending the building from damages. These folds then automatically close after the release of damaging pressure. The standard “Pressure Release Panels” can be used for pressures between 50Pa and 1000Pa.The units are fully weather proof and designed to have a long maintenance-free life under the most arduous of conditions. As optional extras the ventilator can have acoustic treatment, dampers can be made operable (manual, electric or pneumatic), bird guard and insect mesh can be added.

aestheticsThe ventilators are easy to install pre-fabricated, fully tested and available in multiple sized modules. Widths up to 1200mm. Heights up to 1200mm. The units are fully weather proof and designed to have a long maintenance-free life under the most arduous of conditions. The units can be installed as individual ventilators or positioned/joined next to each other in blocks of modules. Available in aluminium that can have a range of finishes applied to help maintain high quality aesthetics (mill finish, PPC, anodised aluminium).


industrial WeatherlouvresZefyr’s “Industrial Weather Louvres” are high performance wall louvre systems designed to allow fresh air to replace exhausted air in buildings ranging from apartment and office blocks to industrial factories. We offer an operable option that allows control over internal conditioning through the changing seasons, climates and weather conditions. They also provide smoke ventilation in the case of emergencies such as a fire. These louvre systems can been specifically designed to allow airflow into buildings and, at the same time, stop any harsh weather conditions and elements in places which suffer from severe seasonal changes or strenuous weather conditions most of the year. As an option they can be fitted with bird guards and insect mesh to stop wildlife from entering. These louvres can be designed to have acoustic added to the system helping reduce the sound levels across the units. Manufactured from aluminium, galvanised steel or stainless steel, the units are designed to be a durable system that can stand the test of time. The louvres can be installed as single units or banked either vertically or horizontally into cladding or brickwork.

iNDuStrial WeatHer louVreS

thunderbird louvreThe “Thunderbird” louvre is a high performance operated wall louvre system that gives control of airflow into a building. These systems consist of aerodynamic blades which profiles have excellent structural and aerodynamic characteristics to get such a high performance to make it a good choice for an industrial solution. The variable blades can either be horizontal or vertical to suit the particular application or architectural requirements. Being fabricated primarily from 2.5mm thick extruded aluminium the Zefyr Thunderbird Louvre is attractive and durable system that can stand the test of time.


applicationThe Zefyr “Thunderbird” louvre ventilation products are systems made from groups of operable blades, mounted in a frame. Designed for industrial usage, the main purpose of this system is to be able to control of airflow into the building whilst keeping out unwanted elements such as water, dirt, direct sunshine, noise and debris. This system can be fitted into most structures such as cladding and brickwork masonry, used either as individual units or multiple banks. As an option they can be fitted with bird guards and insect mesh to stop wildlife from entering.

aestheticsThe “Thunderbird” system has also been designed with an architectural application in mind, to match surrounding aesthetics if required. With a wide range of finish and colour options available, the customer has the freedom and flexibility desired to produce something which will not just be a durable tool but also be visually pleasing as well. The aerodynamic blades add to the visual impact of this louvre system making it an all round impressive piece of equipment.


eliminator louvreZefyr “Eliminator” Louvre systems have been specifically designed to allow airflow into buildings and, at the same time, stop any harsh weather conditions in places that suffer from severe seasonal changes or strenuous weather conditions most of the year. They can also be designed to repel the entry of dust and sand where these elements are natural hazards. An optional acoustic system, designed to suit each application to reduce the sound levels across the unit, is also available.


applicationZefyr Zefyr element eliminator louvre ventilation products are systems made from groups of fixed blades, mounted in a frame. The purpose of a louvre is to let in the required air whilst keeping out unwanted elements such as water, dirt, noise and debris. As an option they can be fitted with bird guards and insect mesh to stop wildlife from entering. Fitting into openings in masonry or mounting into vertical / horizontal cladding. They can be designed for three main applications:1. For the prevention of noise in and

out of the building2. For the separation of sand from

inlet air, for both natural and mechanical air inlet systems

3. For severely exposed sites where high resistance to weather penetration is required for air inlet

aestheticsZefyr louvre systems are clipped on front of the acoustic/stand trap/weather eliminator in a continuous format depending on the desired visual effect (Modular option is available). These systems offer a range of different louvred blades (Standard, Smoothflow and Roll-formed). These systems can be fitted with Zefyr Architectural Screening systems as an alternative to our louvre systems, please contact Zefyr directly for more information. Manufactured from aluminium, galvanised steel or stainless steel, the units are designed and tested to withstand the most arduous conditions over a long time period. Installed vertically or inclined in building facades these units provide a unique feature visually and perform a critical element in ventilation design.

acousticlouvreThe Zefyr “Acoustic” louvres are specifically designed to reduce noise levels with a wide range of products to suit each application depending on the customer-required performance. Our “Acoustic” louvres have been designed and texted to reduce the sound levels across the unit whilst allowing efficient airflow in to the building.


applicationAcoustic performance has been independently proven to British Standards with a maximum noise reduction of 29.4dB for a frequency of 4000Hz. Airflow is calculated on data sheets in relation to free inlet area and pressure drop.The blades are spaced to suit each application in order to allow airflow into building and, at the same time, stop any weather ingress.

aestheticsEach louvre can be either assembled in factory or on site in multiple sized modules. Widths from 500mm to a maximum of 2000mm. Heights are varied depending on models used ranging from 590mm to a maximum of 3230mm. Louvre depths vary with models starting at 305mm and reaching up to 615mm.


Vogue PressedlouvreThe Zefyr “VPL” pressision formed louvre systems are designed to provide the maximum capacity air inlet with minimum louvre face area on the building. The “Vogue Louvres” are an operable louvre system, which are vertically stacked in a frame and designed not to protrude when fully open.


applicationThe Zefyr “VPL” systems are made up of horizontal operable blades that are in boxes, which makes them suitable for applications where control of the airflow is required. The louvre system was designed to not to protrude from its framework. In the fully open position the louvre blades are contained completely within the framework and when closed they have minimum air gaps preventing heat loss and draughts. The main purpose of this louvre system is to allow the maximum air inlet for the minimum amount of louvre required - free inlet areas can be up to 75%.

aestheticsThese louvres can be installed as single units or banked either vertically or horizontally into cladding or brickwork. This specific design can be a desirable application for a louvre system as it is not very obvious when looking at building from the side that louvres are installed but still visually pleasing when viewed head on. With a wide range of finish and colour options available, the customer has the freedom and flexibility with the appearance of the system so it can be consistent with the rest of the building.

turret louvreThe Zefyr “Turret” louvers consist of louvre blades on the side of a turret often in the shape of a box, but can be designed to each customer’s required standards. These systems are position on the roof of a building concealing them from sight when viewed from the ground, giving the benefit of airflow for a building without affecting the buildings aesthetics.


applicationBlade design has been tested for structural and aerodynamic performance to provide optimum spanning and pressure loss characteristics. Louvre profiles have been fully proven in independent laboratories and in installations worldwide for structural testing, aerodynamic testing and weather testing. The blades are spaced to suit each application in order to allow airflow into building and, at the same time, stop any weather ingress.

aestheticsZefyr’s “Turret” louvre systems have a variety of options to change the visual impact of a building. We offer a collection Louvre blades (Standard, Smoothflow, Perforated, Rollformed or Bespoke) that can be made from a variety of versatile materials available (aluminium, stainless steel, copper) that can have wide range of finishes applied to help maintain high quality aesthetics (mill finish, PPC, anodised aluminium, pre-coated steel).


radiant Heat Shield louvreThe Zefyr “Radiant Heat Shield” louvers are design to change radial heat to a standard heat so that it can be exhausted from them building through ventilators. The radial heat shield consists of rows of vertically stacked louvre blades attached to the roof of a building.


applicationThe “RHS” is positioned above where the radial heat is being produced so heat shields are able to absorb the radial heat. Once the heat shield has absorbed the radial heat it can then be exhausted via natural ventilation. The airflow moving through the rows of louvres is able to cool down the heat shield and the air can be exhausted through a Ventilator.

aestheticsZefyr’s louvre systems have a variety of options to change the visually in the building. The option of two blades is available. The Smoothflow blade has a curved profile offer a distinctive smooth appearance opposed to the sharp profiles of the Standard blade that provide a clean, crisp effect. These systems can be made from either Aluminium, Steel or Stainless Steel and offer a wide range of colour, finishes and effect specifically for Aluminium, Steel and Stainless Steel to reach the requirements for any project specification.

2D/3D ModellingZefyr Consultants Ltd. offer technical support for product and system design via two-dimensional and three-dimensional modelling. Our digital models are completed using state-of- the-art computer software by fully-trained professionals and are presented intricately or simplistically depending on client discretion.

Computational Fluid DynamicsZefyr Consultants Ltd. offer a comprehensive range of Computational Fluid Dynamics services such as Air Flow Modeling for industries including Power Stations, Metal Works, Glass Works, Geothermal Energy, Biofuel Production, Cement Production, Combined Heat and Power, Pharmaceutical and Chemical Manufacturers, Incinerators and Crematoriums.

Product DesignZefyr Consultants Ltd. offer a bespoke product design service to innovatively solve your unique, architectural problems. Our imaginative building solutions have ranged from: contemporary perforated screening to curved balconies; specialised solar shading to decorative façades; continuous louvers to unconventional access hatches; and high heat ventilation to LED illuminated hand-rails.

System DesignZefyr Consultants Ltd. provide full architectural designs for construction companies regarding projections for building systems such as large-scale ventilation. This technical support is administered by fully qualified engineers to ensure the very best efficiency and aesthetical quality of the proposed system.

Structural analysisZefyr Consultants Ltd. offer a comprehensive structural analysis of existing and proposed buildings including a detailed Finite Element Analysis of materials. This service can be crucial for evaluating the stability of complex architectural structures and the suitability of design and building components for specific building quandaries.

ZeFyr SerViCeS

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architectural ScreeningZefyr’s bespoke “Achitectural Screening” systems can be tailored such that they can be used for more than just hiding structures or plant and machinery but can be used to clad buildings, such as multi-storey car parks, to help provide ventilation and aesthetically enhance the appearance of the structure.

Solar Shading“Solar Shading”, also know as “Brise Soleil”, prevent direct sun glare reducing; over-heating (makes a building more energy efficient) and solar glare (increases visual comfort often improving worker satisfaction and productivity). Zefyr systems always provide an aesthetically pleasing addition to the building.

architectural Weather louvresZefyr’s “Architectural Weather Louvres” are groups of fixed blades to be aesthetically pleasing. The blades are jointed on site and can be mitred to follow the lines of the building with two format options, either a constant continuous effect or sectioned framed modular effect depending your desired visual impact.

access HatchesZefyr’s range of “Access Hatches” facilitates the safe and convenient movement of equipment or persons to and from a building. All our “Access Hatches” come with a hinged, self-locking safety grid with extended handholds as standard, and conform to single man operating lifting.

architectural MetalworkZefyr bespoke “Architectural Metalwork” is custom-made piece of metalwork embodies the architect’s intrinsic vision so that they not only act as a necessary, functional component of the building but also become a distinctive and aesthetically ergonomic feature to project the structure’s exclusivity and originality.

ZeFyr ProDuCtS

innovative Building SolutionsThe Zefyr Group have more than 95 years experience in high quality ventilation engineering solutions. Our unique range of products and services are available worldwide through the ever-expanding international network of Zefyr’s partners, licensed manufactures and distributors. If you wish to see any of our past projects we have Case Studies which can be

downloaded from our website.

Our products have been passionately supplied and installed transnationally - the knowledge and experience gained in all conditions has been used to continually develop our range by

utilising state of the art technology and systems.

Individual customer needs can be incorporated into the design of complete installations, tailoring the solution, and following it through to completion. This ensures customers receive a complete ‘concept to completion’ service, all the while meeting our sustainable design philosophy. All our work has been tested and meets all the specifications needed to

provide the best cost and quality possible.

Our wide range of products can be found on our website and if you require more specific information regarding products we have Data Sheets that can also be downloaded. Please feel free to contact us with any questions if you wish to receive

information about a bespoke project.

innovative Building SolutionsThe Zefyr Group have more than 95 years experience in high quality ventilation engineering solutions. Our unique range of products and services are available worldwide through the ever-expanding international network of Zefyr’s partners, licensed manufactures and distributors. If you wish to see any of our past projects we have

Case Studies which can be downloaded from our website.

Our products have been passionately supplied and installed transnationally - the knowledge and experience gained in all conditions has been used to continually develop our range by

utilising state of the art technology and systems.

Individual customer needs can be incorporated into the design of complete installations, tailoring the solution, and following it through to completion. This ensures customers receive a complete ‘concept to completion’ service, all the while meeting our sustainable design philosophy. All our work has been tested and meets all the specifications needed to provide the best cost and quality possible.

Our wide range of products can be found on our website and if you require more specific information regarding products we have Data Sheets that can also be downloaded. Please feel free to contact us with any questions if you wish to receive information about a

bespoke project.

Home Farm, Stockton Road, Abberley, Worcestershire, UK, WR6 6ASt +44 (0) 870 600 1356 F +44 (0) 870 600 1357 e [email protected] W zefyrgroup.com

Zefyr Group Design, Manufacture and Installation of

Innovative Building Solutions for a Sustainable Environment

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