Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe www.knauf.de
Acoustic Design Panel – D 127 Perforation 12/25R
Original description
Knauf Acoustic Design Panel D 127, 12/25R perforation
ISO 354 – reverberation chamber· 2 variants
αp per ISO 11654
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| Compare | Value | |
|---|---|---|
| 400 mm | αw0.75 | |
| 60 mm | αw0.63 |
Weight / density: <15 kg / m²
Dimensions: 1200 mm x 2000 mm
