... Tarpaulin Welding Canvas Welding Painted Cloth Welding PVC Reservior High Frequency Weldin ABOUT PRODUCTCustomized design; Safe ... Frequency welding Mainly applicationUsed for welding Liquid tanks, PVC reservoir,canvas, car tents, tarpaulin, air structure, ... dome, awning, truck covers, car tent, sunshade, inflatable tents, tailgate, inflatable dome tent, awning, tarpaulins, covers, pool liner ...