MetalHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe www.luxalon.com
Hunter Douglas Luxalon 225 C perforated aluminum panel
Luxalon 225 C
PTB reference data
Original description
Hunter Douglas Luxalon 225 C perforated aluminum panel
Material properties
Manufacturer: Hunter Douglas
Thickness: 0.6 mm
Wall distance: 400 mm
Surface weight: 2.19 kg/m²
Hole size: 1.5 mm
Backing: black acoustic non-woven facing on back
Application: ceiling
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.72
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.70 | 0.80 | 0.70 | 0.70 | 0.75 | 0.80 |
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Method (354): Measured
