Air Circulation Exhaust Fans and Ventilation Technical Data, 20897
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Circulation exhaust fans and ventilation equipment a fan for all seasons data technical July 2010 suggested applications Symbols These icons are used throughout this technical document as a guide for choosing the right air movement product for your specific application. Bathrooms Damp Areas Garages Laundries Sheds (Large) Bathrooms Dressing Gyms Lounge Toilets (Small) Rooms Rooms Bedrooms En Suites Hotels, Pubs Offices Walk-In & Clubs Robes Caravans Factories Kitchens Restaurants Workshops (Large) Cellars Family Kitchens Roofs Shower Car Parks Rooms (Small) Blocks page c o n t e n t s 4 Introduction 6 A Fan For All Reasons 8 Fan Select CD 9 The Importance of Ventilation 10 Where Ventilation is Essential 11 Choosing the Best Fan For Your Situation 17 Ceiling Exhaust Fans 24 Airflow Sunshine Fan/Light/Heater Units 26 Window Exhaust Fans 30 Wall Exhaust Fans & Accessories 38 Ducted Exhaust Fans & Ducting Accessories 50 Cooling Fans & Accessories 59 Industrial Exhaust Fans (including cabinet fans) 70 Fan Accessories 76 Quick Reference Technical Guide 83 Contents Reference Guide BReatHe easY WitH aiRFloW, MistRal and o.eRRe Circulation exhaust fans and ventilation equipment The range of Airflow, Mistral and O.Erre air movement products will bring fresh air to any home or work place. An Exhaustive Range In the home, our exhaust fans are ideal in bathrooms, en suites, toilets, laundries and workshops. In kitchens too, exhaust fans are the only way to efficiently remove fumes and odours. Most building regulations require exhaust fans in a variety of situations, particularly in bathrooms, kitchens and toilets. For working areas, the high performance range of fans removes stale air from factories, restaurants, hotels, shops and offices. Many new models mean the range has an exhaust fan for nearly every application. BReatHe easY WitH aiRFloW, MistRal and o.eRRe Quiet by Design The entire range of exhaust fans is fitted with the highest quality electric motors and specially designed fans to ensure quiet operation. Easy to Install Installing an Airflow, Mistral or O.Erre exhaust fan is a breeze. All products come with instructions, and templates are also provided where appropriate. Your ‘One Stop Selection Guide’ This catalogue features over 200 fans and accessories. Whether it’s an exhaust fan, ceiling sweep fan, combination bathroom fan/ light/heater unit, ducted system, commercial or industrial air movement, Airflow, Mistral and O.Erre products guarantee a refreshing choice. a Fan FoR all Reasons Description Page Ceiling Exhaust Fans 17 Slimline Decorative Metal and Wood Utility and Heavy-Duty Expressaire Fan/Light Combinations Sunshine Fan/Light/Heater Units 24 Combination Fans, Heaters and Lights Threesome En Suite a Fan FoR all Reasons a Fan Window Exhaust Fans 26 MaxAir Fans Centrifugal Models Wall Switch and Pull Cord Operation Automatic Louvres Heavy-Duty Commercial Fans Reversible Fans with Multi-Speed Controller Wall Exhaust Fans 29 MaxAir Centrifugal Wall Fans Caravan/Slimline Fans Heavy-Duty Commercial Fans Compact Wall Fans for Small Areas Mini Fans with Timers and Infrared Controllers Louvre Operation Fans 6 Description Page Ducted Exhaust Fans and Ducting Accessories 38 Compact Series In-Line Centrifugal turbo series In-Line and Roof Air Shifters Ventilation Kits Ducting Accessories High Performance Ducted Kits Cooling Fans 50 Ceiling Sweep Fans Timber and Aluminium Blades J-Hook mount Hangsure mount Downrods Light Kits FoR all Reasons a Fan Industrial Exhaust Fans (including Cabinet Fans) 59 Ring Mounted Fans Wall Plate Fans Fans for Specialised Areas Cabinet Fans TX Series Roof Fans Fan Accessories 70 Protection Grilles Timers Sensors Weatherproof Switches Fan Controllers Switch Multipliers 7 Clipsal Fan Select Clipsal Fan Select features over 200 fans and accessories. Whether it’s an exhaust fan, combination bathroom fan/light/heater unit, ducted system, or a commercial or industrial air movement situation, Airflow, Mistral and O.Erre products guarantee a refreshing choice. Clipsal Fan Select provides a user-friendly way to view our extensive range of fans. With text, images, line drawings, technical information, accessories and a fan calculation program that takes the guess work out of detecting the right fan for any location, this program has all the information you need to know about fans. Clipsal Fan Select includes: • An Introduction • Fan Calculations • A ‘Quick Reference’ guide • A ‘Show All Fans’ feature • Product Brochures • Installation Instructions • Fan Select Tutorial Get your Clipsal eCatalogue CD today... Contact Clipsal Marketing Systems PO Box 132, Enfield Plaza, SA 5085 Ph 1800 806 668 E-mail [email protected] tHe iMpoRtance oF ventilation Room Ventilation People also pollute the air in Opening windows and doors is rooms via: often seen as a simple way to let air For health and hygiene reasons, in to circulate through rooms, but the rooms in which we live and work their body: sweat, also means that wind, rain, cold or must be ventilated. physiological necessities, hot air can enter also. breath (production of carbon Our lungs need air that is free dioxides), etc. By installing an extractor fan, from dense smoke, steam, carbon the air is changed gradually, with dioxide, toxic fumes, and other their personal and polluted air gently removed from pollutants, and our sense of smell domestic activities: the room without occupants being requires that air does not carry smoking, cooking, etc. affected by external weather unpleasant odours. their work activities: conditions. In addition, polluted air can production and handling of When air is stagnant in a damage the contents of rooms such toxic substances, such as room, the only effective means of as furniture, carpets and paint. paint; use of ammonia, etc. ventilating the room is to use an All pollution produced in these extractor fan. ways remains in the rooms in which people and their families live. The only solution is to expel polluted air and replace it with clean air. tHe iMpoRtance oF ventilation tHe iMpoRtance 9 WHeRe ventilation is essential Homes Kitchens Bathrooms/Toilets Living areas Cellars Other rooms that have few, if any, windows or openings Small rooms where people spend long periods of time Community Areas Cafeterias Change rooms Showers Toilets Dormitories Hospitals Other Community Areas WHeRe ventilation is essential WHeRe ventilation Public Areas Restaurants Cafés Bars Nightclubs Cinemas Schools Other public areas Work Areas Any area in which pollutants are produced or handled 10 cHoosing tHe Best Fan FoR YouR situation There are two major types of Maximising Exhaust Fan extractor fans – axial and centrifugal. Performance The only difference between both types is power and method of Having selected the correct installation. fan for your chosen application, it is important to follow these simple guidelines to achieve the optimum Axial Flow Fans performance from your fan: Axial flow fans move large The fresh air source should volumes of air at low pressure. be located on the opposite side of Axial Flow Fan They are best suited for ‘free air’ the room to the exhaust fan, creating to ‘free air’ applications, such as in a ‘cross breeze’ which will clear the case of traditional ceiling fans vapour and odours. (Fig. 1) which exhaust into the ceiling cavity. Other examples are wall and window On extremely cold, overcast applications. and/or humid days, when there is a large difference between inside Some specific axial products and outside air pressure, the higher are available for ‘in-line’ applications setting of a two speed fan will easily where duct losses can be kept to a keep the room clear of vapour. minimum. Exhaust fans operate most Centrifugal Extractor effectively in rooms with adequate Centrifugal Extractor Fan ventilation, so that fresh air can Fans flow in to replace the air that is These fans move limited exhausted. In rooms where the door volumes of air at high pressure. This is usually closed, installation of a FoR YouR situation cHoosing tHe Best Fan pressure is required to overcome door grille is recommended. (Fig. 2) the resistance of ducting, including If a wall or window fan is curves, narrow areas and internal installed, it should be positioned as irregularities. Centrifugal fans are high as possible. always the best choice for ducting applications. Installation Tips Correct Fan Location Airflow, Mistral and O.Erre fans should be located as far away from and opposite to the main air source. This will ensure the highest level of air movement possible. 11 Fig. 1 Fresh air source Fig. 2 Door Grille (eg Open door) cHoosing tHe Best Fan FoR YouR situation Installation Dont’s Incorrect Fan Locations In these diagrams, both fans are located too close to the main air source. Therefore the quality of the air in the room is inconsistent. Fig. 1 Fresh air source Fig. 2 Door Grille (eg Open door) cHoosing tHe Best Fan FoR YouR situation cHoosing tHe Best Fan Simple Fan Selection Example 1: Based on a Bathroom that measures 3m x 3m x 2.4m Selecting the most suitable Step 1: Calculate Room Volume = L x W x H fan for your needs is very Room Dimensions (metres) Room straightforward. Length Width Height Volume (m3) Where you are planning to move 3 3 2.4 21.6 air directly outside a room, such as in a wall or window application, it is simply a matter of selecting the Step 2: Calculate Required = Room Volume x fan that will provide the appropriate Air Movement Recommended Air Changes amount of air, through the appropriate number of air changes Room Air Changes Required Air 3 3 per hour. Volume (m ) Per hour Movement (m /hr) To calculate the required air to be 22 18 396 moved per hour, multiply the volume *Air changes can be calculated by referring to Table A on page 16. of the room by the number of air changes required each hour.