Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Original description
Rigid plenum liner
ISO 354 – reverberation chamber· 3 variants
αp per ISO 11654
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| Compare | Value | |
|---|---|---|
| 2 inches | αw0.87 | |
| 1 1/2 inch | αw0.76 | |
| 1 inch | αw0.61 |
Weight / density: 0.50 lb/ft²
Dimensions: 24 or 48 x 36 to 120 inches
Distance: 0
