Fiber glass wool,glass fiber wool, also called fiberglass mat. Density:10~48kg/M3 Roll width:1.2M Low thermal conductivity. Construction:Fiber glass wool is thermosetting resin ... Glass Wool Insulation and Faced Glass Wool Insulation are available.Facing includes FSK facing,aluminum foil glass cloth, polypropylene facing etc.. Fiber glass wool,fiberglass mat, glass fiber ...