... SDR11 4.For gas,water,etc. supply PE elbow(Electrofusion)1.Electrofusion pipe fittings,90degree elbow2.plastic pipe fitting,HDPE/MDPE3 ... .PE coupler,tee,elbow,reducer,cap end,stub end, ... SDR17/SDR21/SDR26for more detail,please contact me. PE elbow(Electrofusion) Verified Information This information is Verified by Bureau Veritas ...