Product line T-grip 1.Output:20PCS/H 2.Original Material:PE,PP,PVC 3.Width:1.1m and 2m Length:3m Thickness:1.5mm-5mm Description1.T-lock is a kind of flexible sheet. 2.It can effectively protect the exposed concrete pipe from corrosion.3.It is based on compounded PE/PVC. Using area a.Sewer, Subway,Chemical pipe, Culvert, Tunnel, Ocean caisson. b.Post, Electroplating,Landfill factory,Sewerage ...