Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Acoustical panels, lay-in
Fissura
PTB reference data
Original description
Acoustical panels, lay-in
Material properties
Manufacturer: PAVAfibre SA
Thickness: 16 mm
Wall distance: 300 mm
Mounting: Lay-in
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.69
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.40 | 0.45 | 0.50 | 0.75 | 1.00 | 1.10 |
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Method (354): Measured