Wholesale Wall Sound Insulation Material Wood Sound-Absorbing Fire Retardant Groove Wood Sound-Absorbing Board

Material：Grade A magnesium rock board/Red flame retardant board/Standard density board/Black high-density board/Pine density board/Other customized

Size：Width600/1200*Length600/1200/2400mm

Thickness：12/15/18mm

Color：Choose from the color card（Science and technology bark）

Feature：Medium and low frequency sound absorption/Environmental protection/Sound absorption lowering noise