... :1.5mm 1.8mm,2.0mm,length:15m,20mm,25mmcode H, code L,code P ,code G3. Technical dateGB/T12953-2003Item Specification ... H L P G GLThe resin thickness of Middle fabricmm≥— 0.40TensioncapMaximum ... %≥80Low temperature bend-20°CNo craze PVC waterproofing membrane (CODE H)