Damping Sound Deadening Board is made of different densities of inorganic materials, combined with macromolecule damping glue, which is a high pressure composite sandwich structure to form a damping constraint structure, to change resonancefrequency of original materials, so as to improve air sound insulation and structural sound insulation.

Polyester acoustic panels are made of 100% polyester fiber with hot pressed technology, has a sound absorption coefficient up to 0.94. A variety of modern colors are available for the best decorative style polyester fiber board.