Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Ecco
Original description
Flumroc Ecco stone wool insulation panel
ISO 354 – reverberation chamber· 3 variants
αp per ISO 11654
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| Compare | Value | |
|---|---|---|
| 100 mm | αw0.93 | |
| 50 mm | αw0.82 | |
| 30 mm | αw0.70 |
Weight / density: 8.5 kg / m²
Dimensions: 60 cm x 100 cm
Distance: 0