... water pipe and fitting 1.ISO9001,ISO14001,OHSAS18001.. 2.Lengh:4m or other length 3.Out Diameter:63-90mm ISO14001 water pipe and ... and fittings. Such as: PVC-U pipe and fittings, PE pipe and fittings, PP-R pipe and fittings, PVC-M pipes and fittings, HDPE pipes and fittings, PB pipes and ... in the future.The more details about our PP-R water pipes:1. Material: PP-R2. Standard: GB/T, ISO, BS, ASTM, ...