Noise-Absorbing | Patent product, ultra-micro perforation with diameter less than 0.2mm, no sound paper needed, NRC as high as 0.9. | ||||
Cleanness | Metal raw material, free of any mineral , glass fiber or cloth. No dust or fiber pollution caused during installation . Favorably Clean | ||||
High Fire-Resistance | Metal product, A level fire rating. No toxic substance released during burning | ||||
Environment-Friendly | Meet with National Environment Criteria . No glue is needed during installation, free of formaldehyde | ||||
No Attenuation of NRC | No sound paper, glass fiber or stone wool needed, no attenuation of sound absorb function. Product warranty for more than 20 years |
Quantity(Square Meters) | 500 - 1000 | 3000- 5000 |
Est. Time(days) | 15 | 20 |