Suppy fiberglass insulation. 1)60g-300g/m2 2)4x4,5x5,10x10mm 3)1x50m, 0.16x300m 4)all colors fiberglass insulationis woven by fiberglass yarn, and ... construction, it is mainly used to reinforce cement, stone, wall materials, roofing, bitumen, gypsum, waterpoof and so on.Our high quality ...