Metfiber Eco Wall Sound
Sound-absorbing sandwich wall panel (eco)
Description
Sound-absorbing sandwich wall panel with a glass-wool core (80% recycled material) and a perforated inner skin. Excellent sound-insulation and absorption properties. Patented fleece dust-protection system between the inner skin and the glass-wool core. Ecologically sustainable through a high share of recycled content.
Technical data
Material: Glass wool (80% recycled), galvanized steel
Surface: 25 μm polyester, RC3
Application: Ceiling, partition wall
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
1.00
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.60 | 0.85 | 0.95 | 0.95 | 1.00 | 0.95 |
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Method (354): Measured