Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe
Ecophon Focus C/B glass wool panel
Ecophon – Focus C/B
PTB reference data
Original description
Ecophon Focus C/B glass wool panel
Material properties
Manufacturer: Ecophon GmbH
Thickness: 20 mm
Wall distance: 20 mm
Surface: Akutex T treated, non-woven faced, coated edges
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.63
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.05 | 0.30 | 0.75 | 0.95 | 0.95 | 0.80 |
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Method (354): Measured
