... wigth high quality and the best price roll size:41sqm/roll thickness:1.2mm~2.0mm CPS ... polymer, uses Polymer sheet(PE, EVA, ECB, PVC) as the original source. It has high tensile ... Products Inspection CenterTest ReportSample name:DY-PVC Roofing Waterproof MembraneRef No:DY2011-01-033Specifation/modle ... and instruction .Remarks___________CE CertificateISO CertificateEnvironmental Certificate pvc roll