BSI BS EN ISO 140-4:1998

Withdrawn Revision
Acoustics. Measurement of sound insulation in buildings and of building elements -- Field measurements of airborne sound insulation between rooms

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A newer publication replaces it: BSI BS EN ISO 16283-1


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BSI 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

PUBLISH DATE 1998
PAGES 26
BSI BS EN ISO 140-4:1998

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 standardized level difference is derived.

The results can be used to determine whether building elements have met acoustic specifications, e.g. Building Regulations.

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