BS EN ISO 140-4:1998 Acoustics - Measurement of sound insulation in buildings and of building elements. Field measurements of airborne sound insulation between rooms (Withdrawn)
Publication Year
1998
Document Status
Withdrawn, cited in regs
Abstract
Applies to sound insulation within a pair of rooms. Determines the steady state 1/3 octave band filtered white noise level difference and the receiving room equivalent absorption area from which the standardised level difference is derived. The results can be used to determine whether building elements have met acoustic specifications, e.g. Building Regulations.
Document History
Superseded by BS EN ISO 16283-1:2014. Supersedes BS 2750-4:1980.
ISBN
0580305139
Publisher Information
British Standards Institution
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