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BS 4954-2:1978
M00001023
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BS 4954-2:1978 Methods for testing and rating induction units for air distribution systems. Acoustic testing and rating
standard by BSI Group, 11/30/1978
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Methods of acoustic testing and rating of induction units for sound power emission and terminal attenuation.Cross References:
BS 350
BS 661
BS 848:Part 2
BS 1042:Part 1
BS 2475
BS 3638
BS 3763
BS 4196
BS 4197
BS 4954:Part 1
PD 5686
ISO/R 495
ISO/R 1680
ISO/R 1996
ISO/R 2204