Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe www.knauf.de
Akustikdesignplatte – D 127 Lochung 12/20/66R
Original description
Knauf D 127 acoustic panel, perforated gypsum board, 12/20/66 R
ISO 354 – reverberation chamber· 2 variants
αp per ISO 11654
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| Compare | Value | |
|---|---|---|
| 400 mm | αw0.76 | |
| 60 mm | αw0.63 |
Weight / density: <15 kg / m²
Dimensions: 1188 mm x 1980 mm
