... 1)Wide range of applications 2)Good decorative 3)Easy to install 4)too many ... high noise .3. fireproofing,no sands pollution ,strong decorative ,easy to construct , high environmental protection etc ,and ... good and bad sponge,if it's to press down hard, if quickly rebound, indicating good quality, ... aImgSrc': aBigImageSrc } ); } )(); Acoustic panel&acoustic materials ,fashionable wall decorative panel