A dimensional fabric that offers excellent acoustical properties, unmatched fade resistance, and a fire/smoke retardant Class A rating. With the aesthetic appearance of wall carpet, it is lightweight and easy and inexpensive to install. Sound Channels is resistant to moisture, mildew, rot, bacteria and is non-allergenic. This fabric is an excellent choice for offices, classrooms, conference centers -- any area where speech intelligibility is a critical factor. Roll Size: 33 Linear Yards. Width: 54". Weight: 23 oz./ lin. yd. Backing: Fusible Clear Latex. Composition: Fossfibre™ 100% Solution Dyed Polyester. Flammability: Class A/ASTM E-84. Unlike other wall fabric products that are tested "Over acoustical board", the acoustical specifications for Sound Channels are for the fabric applied directly to a solid wall surface.