Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
CertainTeed Ultralite unfaced fiberglass blanket
Ultralite
PTB reference data
Original description
CertainTeed Ultralite unfaced fiberglass blanket
Material properties
Manufacturer: CertainTeed Corp.
Thickness: 1 inch
Wall distance: 0 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 4 variants
αw
0.56
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.05 | 0.25 | 0.55 | 0.75 | 0.85 | 0.90 |
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| Compare | Value | |
|---|---|---|
| 0.25 lb/ft² | αw0.56 | |
| 0.17 lb/ft² | αw0.53 | |
| 0.12 lb/ft² | αw0.47 | |
| 0.10 lb/ft² | αw0.33 |
Dimensions: roll
Distance: 0