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 (ISO 5135:2020)
NORM herausgegeben am 1.12.2020
Designation standards: STN EN ISO 5135
Classification mark: 011669
Catalog number: 131974
Publication date standards: 1.12.2020
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN