NA 001

DIN/VDI Standards Committee Acoustics, Noise Control and Vibration Engineering

Draft standard

DIN 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 (ISO/DIS 5135:2019); German and English version prEN ISO 5135:2019

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Dr.-Ing.

Bernd Kunzmann

Saatwinkler Damm 42/43
13627 Berlin

Tel.: +49 30 2601-2067
Fax: +49 30 2601-42067

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