BSI 19/30381871 DC:2019 Edition
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BS EN ISO 5135. 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
Published By | Publication Date | Number of Pages |
BSI | 2019 | 23 |
This document establishes general rules for the acoustic testing of air-terminal units, dampers and valves used in air diffusion and air distribution systems in order to determine sound power levels as defined in ISO 3741.