PlasticHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe
Barrisol unperforated matt sheet with 70 mm insulation on ground
Barrisol matt sheet unperforated
PTB reference data
Original description
Barrisol unperforated matt sheet with 70 mm insulation on ground
Material properties
Manufacturer: BARRISOL - Normalu S.A.
Wall distance: 30 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.43
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.40 | 0.85 | 0.70 | 0.35 | 0.20 | 0.10 |
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Method (354): Measured