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BS 4857-2:1978
M00001076
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BS 4857-2:1978 Methods for testing and rating terminal reheat units for air distribution systems . Acoustic testing and rating
standard by BSI Group, 08/31/1978
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Methods of testing and rating for static terminal attenuation; sound generation, upstream and downstream of the unit; radiation of sound from the casing.Cross References:
BS 350
BS 661
BS 848:Part 2
BS 1042
BS 2475
BS 3638
BS 3763
BS 4196
BS 4197
BS 4857:Part 1
PD 5686
ISO/R 495
ISO/R 1680
ISO/R 1996
ISO 2204