Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe www.knauf.de
D 127 perforation 8/18Q
Original description
Knauf D 127 acoustic panel, perforated drywall 8/18 Q, 19.8% open area
ISO 354 – reverberation chamber· 2 variants
αp per ISO 11654
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
| Compare | Value | |
|---|---|---|
| 400 mm | αw0.59 | |
| 60 mm | αw0.49 |
Weight / density: <15 kg / m²
Dimensions: 1188 mm x 1998 mm
