Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Linacoustic
Original description
Permacote, coated, smooth R-300 duct liner
ISO 354 – reverberation chamber· 6 variants
αp per ISO 11654
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
| Compare | Value | ||
|---|---|---|---|
| 2 inches | 25 mm | αw0.98 | |
| 2 inches | 0 | αw0.91 | |
| 1 1/2 inch | 25 mm | αw0.87 | |
| 1 1/2 inch | 0 | αw0.79 | |
| 1 inch | 25 mm | αw0.79 | |
| 1 inch | 0 | αw0.70 |
Weight / density: 0.50 lb/ft²
Dimensions: roll
