
Acoustics. Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation test room.
NORMA vydána dne 16.9.2020
Designation standards: BS EN ISO 5135:2020
Publication date standards: 16.9.2020
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: British technical standard
Kategorie: Technické normy BS
ISBN: 978 0 539 01993 3 Status: Under Review