1 Model:4x4,5x5,6x6,7x7... 2 Size:1000mmx1800m 3 Usage:SBS.APP... 4 Elongation at break:300N-1100N 5 Weight:75g/sqm-110g/sqm Fiberglass combination non-woven base mat is one kind of base mat of poly-cotton nonwoven and fiberglass mesh combination. It is made by compounding some density fiberglass when producing non-woven, through drying in high temperature and finalizing technics. It is the basic ...