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ROCKWOOL TECHROCK 40
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| hjhkj | |
Sound Absorption Coeficient αs
| Hz | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|
| 0.50mm | 0.25 | 0.68 | 1.05 | 1.09 | 1.05 | 1.07 |
