แชร์หน้านี้:
Trandar Seamless Acoustics Solution
Solution for seamless sound-absorbing ceilings, sand texture
Components
Properties
| Sound Absorption | none | With dBPhon |
| EN ISO 11654 | ||
| αw | 0.55 (L) | 0.55 (L) |
| ASTM C-423 | ||
| NRC | 0.55 | 0.60 |
Practical Absorption Coefficient in Accordance with EN ISO 11654
| Frequency f/Hz | 125 | 250 | 500 | 1000 | 2000 | 4000 |
| Without dBPhon | 0.45 | 0.60 | 0.60 | 0.50 | 0.50 | 0.60 |
| With dBPhon | 0.55 | 0.65 | 0.60 | 0.55 | 0.50 | 0.60 |
แชร์หน้านี้:
Contact and order Trandar Acoustics products at
🛒 Website : www.trandar.com/store/
📱 Line OA : @Trandaraocoustic https://lin.ee/yoSCNwF
📱 Line OA : @Trandarstore https://lin.ee/xJr661u
☎️ Tel : 02-722-7007
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