Thermasound II is designed for thermal and sound control of industrial equipment, and in shopping malls and factories. Thermasound II is a thermal and acoustical insulation board manufactured of highly resilient, inorganic glass fibres bonded with thermosetting resin. The board has a black Fibre Glass Cloth Face (BFC) on one side. It is designed for thermal and sound control of ducting industrial equipment and lining in shopping malls and factories. Thermasound II (BFC) provides a superior cleanable low fire hazard cloth surface and does not contain polypropylene.