scope:

This European Standard specifies the component/product performance characteristics which may be necessary for the design and dimensioning of residential ventilation systems to provide the predetermined comfort conditions of temperature, air velocity, humidity and sound in the occupied zone. It defines those performance characteristics (mandatory or optional) which shall be measured and presented according to relevant test methods. Distinction between mandatory and optional requirement is left to each national regulations. This standard applies to the following components/products: - externally and internally mounted air transfer devices; - exhaust and supply air terminal devices; - range hoods; - fans; - cowls and roof outlet terminal devices; - residential exhaust ventilation system packages used in a single dwelling; - mechanical supply and exhaust unit.