BS EN 13141-5. Ventilation for buildings. Performance testing of components/products for residential ventilation. Part 5. Cowls and roof outlet terminal devices— 27 стр.
Ventilation for buildings. Performance testing of components/products for residential ventilation. Fans used in residential ventilation systems— 24 стр.
Acoustics -- Laboratory measurement procedures for ducted silencers and air-terminal units -- Insertion loss, flow noise and total pressure loss— 55 стр.