WoodHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Produktblatt des Herstellers
WIEHAG Audioline acoustic panel B 18/12, spruce wood
WIEHAG Audioline – Akustikpaneel B 18 / 12
PTB reference data
Original description
WIEHAG Audioline acoustic panel B 18/12, spruce wood
Material properties
Manufacturer: antilärm Weber KG
Thickness: 20 mm
Wall distance: 50 mm, 100 mm, 200 mm
Perforation: 16 %
Hole size: 12 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 3 variants
αw
0.86
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.85 | 1.10 | 1.15 | 1.10 | 0.75 | 0.50 |
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| Compare | Value | |
|---|---|---|
| 200 mm | αw0.86 | |
| 100 mm | αw0.80 | |
| 50 mm | αw0.75 |
Dimensions: 2500 x 200 x 20 mm
