Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe
Ecophon Master F glass wool panel Akutex T
Ecophon – Master F, alpha on battens
PTB reference data
Original description
Ecophon Master F glass wool panel Akutex T
Material properties
Manufacturer: Ecophon GmbH
Thickness: 40 mm
Wall distance: 60 mm
Backing: non-woven backed
Surface: smooth surface structure Akutex T
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.80
Frequency values
αp nach ISO 11654
| f (Hz) | 63 | 125 | 250 | 500 | 1k | 2k |
|---|---|---|---|---|---|---|
| αp | 0.05 | 0.30 | 0.80 | 0.90 | 0.95 | 0.90 |
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Method (354): Measured
