PVC water supply pipe 1.ISO9001,ISO14001,OHSAS18001.. -2.Lengh: 4m,6m or other ... and fittings. They are used for different situations. Like water supply and drain system, gas delivery system, industrial liquids transportation, electric ... in the future.The more details about our PVC water supply pipe:1. Material: PVC-U2. Standard: GB/T, ISO, BS, ASTM ... 1.6Mpa, 2.0Mpa, 2.5Mpa NO:001 PVC water supply pipe