Product Description electrofusion HDPE fitting 1.By injection moulding, 2.Made from imported HDPE/MDPE(PE100/PE80) material, 3.for both gas,potable water supply, 3.PE coupler,tee,elbow,reducer,cap end,stub end,etc. fitting 4.GB/EN/ANSI/ASTM/ISO/ASNZS/DIN Standards 5.dimension:DN20mm - DN630mm,3/4'' - 24'' 6.SDR9/SDR11/SDR13.6/SDR17/SDR21/SDR26 for more detail,please contact us.