Standard
AS 2499-1981
[Superseded]Acoustics — Method for laboratory measurement of airborne sound attenuation of ceilings (two-room method)
Describes the method for the measurement of the airborne sound attenuation by ceilings between two rooms with plenum space above. This method provides a means of evaluation of the sound isolating performance of a ceiling system under laboratory conditions.
Published: 01/01/1981
Pages: 9
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