PE ball valve 1.HDPE pipe fittings 2.PE100/PE80 valve 3.SDR9 to SDR11 4.For gas supply PE ball valve1.pe80/pe100 fitting ... , ball valve2.plastic pipe fitting,HDPE/MDPE3.PE coupler,tee,elbow,reducer,cap end,stub end,etc.4.GB/EN/ANSI/ASTM ... .6/SDR17/SDR21/SDR26for more detail,please contact me. pe ball valve(with a single)