Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Original description
Fiberglass insulation board, unfaced
ISO 354 – reverberation chamber· 6 variants
αp per ISO 11654
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| Compare | Value | |
|---|---|---|
| 2 inches | αw0.83 | |
| 1 1/2 inch | αw0.79 | |
| 1 inch | αw0.71 | |
| 1 inch | αw0.65 | |
| 1 inch | αw0.63 | |
| 3/4 inch | αw0.53 |
Weight / density: 0.50 lb/ft²
Dimensions: 48 x 96 in., 48 x 120 in.
Distance: 0
