Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Flumroc 341 stone wool roof insulation board
341
PTB reference data
Original description
Flumroc 341 stone wool roof insulation board
Material properties
Manufacturer: Flumroc A.G.
Thickness: 60 mm, 80 mm, 100 mm
Wall distance: 0 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 3 variants
αw
0.79
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.50 | 0.65 | 0.80 | 0.90 | 0.90 | 0.95 |
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| Compare | Value | ||
|---|---|---|---|
| 80 mm | 13.2 kg / m² | αw0.79 | |
| 60 mm | 9.9 kg / m² | αw0.73 | |
| 100 mm | 16.5 kg / m² | αw0.72 |
Dimensions: 60 cm x 100 cm
Distance: 0