Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
USG Interiors Orion ceiling tile
Orion
PTB reference data
Original description
USG Interiors Orion ceiling tile
Material properties
Manufacturer: USG Interiors
Thickness: 1 inch
Wall distance: 400 mm
Backing: impervious backing
Surface: laminated textured surface
Application: ceiling
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.82
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.40 | 0.45 | 0.80 | 1.15 | 1.10 | 1.00 |
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Method (354): Measured
