Physikalisch-Technische Bundesanstalt
Source: Herstellerangaben im Internet unter www.rigips.de, Stand April 01
Rigiton 12-20-35
Original description
Rigips Rigiton perforated gypsum board 12-20-35
ISO 354 – reverberation chamber· 2 variants
αp per ISO 11654
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| Compare | Value | |
|---|---|---|
| 200 | αw0.38 | |
| 50 | αw0.34 |
