Physikalisch-Technische Bundesanstalt
Fonte: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Type 705
Descrizione originale
Owens-Corning Type 705 pannello isolante rigido
ISO 354 – camera riverberante· 8 varianti
αp secondo la ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.75 | 1.20 | 1.15 | 1.05 | 0.95 | 1.00 |
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Gratis. Senza password.
| Confronta | Valore | |||
|---|---|---|---|---|
| 4 inches | 2.00 lb/ft² | 0 | αw1.02 | |
| 3 inches | 1.50 lb/ft² | 405 mm | αw1.02 | |
| 4 inches | 2.00 lb/ft² | 405 mm | αw1.01 | |
| 3 inches | 1.50 lb/ft² | 0 | αw1.00 | |
| 2 inches | 1.00 lb/ft² | 405 mm | αw0.90 | |
| 2 inches | 1.00 lb/ft² | 0 | αw0.81 | |
| 1 inch | 0.50 lb/ft² | 405 mm | αw0.70 | |
| 1 inch | 0.50 lb/ft² | 0 | αw0.61 |
Dimensioni: 24 x 48 inch
