Cement wood wool acoustic panel is a kind of delus acoustic products, and can be used in stadium, theater, hospital, school, recording room, exhibit, etc. The panel can be painted with any color you want, and can be cut and installed easily! The sound absorptivity can reach 0.75! we have a large stock for this product, and the size can be: 600x1200x15mm; 1220x2440x15mm; or other size you want.