Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Produktblatt des Herstellers
Ecophon Access E glass wool panel Akutex T
Ecophon – Access E
PTB reference data
Original description
Ecophon Access E glass wool panel Akutex T
Material properties
Manufacturer: Ecophon GmbH
Thickness: 20 mm
Wall distance: 200 mm
Surface: Akutex T, non-woven faced
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.80
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.45 | 0.80 | 0.90 | 0.85 | 0.90 | 0.90 |
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Method (354): Measured
