(there is no manufacturer can produce 12m wide geomembrane at present) if it is SN/PVC-1, using 400g/ ㎡ polyester staple fiber geotextile and 0.35,another possibility is that your product model is wrong At the same time, according to national standard GB/T17642-2008. Combine 35mm thick PVC geomembrane together, using 400g/㎡ polyester staple fiber geotextile and 0. If this is geotechnical material used for seepage-proofing in the projects,