Perforated sound absorption grille

Key Attributes.

Property: 1. Wide sound absorption spectrum, high sound absorption coefficient. 2. Strong decorative capacity 3. Environmental friendly-free dust Use: this product is mainly used in the suspended ceiling for every kind of halls, certificate hall, restaurant, station, open office and so on. Structure: Perforated aluminum grille, 50mm thickness elastic acoustic panel is inner set. Any perforation rate and any thickness of sound cotton can be made according to your requirement.