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ISO/TC 43/SC 1/WG 58
Sound power levels of air-terminal devices
ISO/AWI 28564-5
Public information guidance systems - Part 5: Guidelines for good practice of air-terminal guidance systems
ISO/AWI 7235
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss
DIN EN ISO 7235 rev
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss
prEN ISO 7235 rev
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss
