1.plastic pipe and fittings 2.coupler, tee, elbow, reducer,union 3.GB/ISO standard,BV certificate ... adaptor/head75mm – 500mmEnd cap20mm – 200mmFemale/male coupling, female/male tee, female/male elbow, female/male union, ball valve, stop valve2 ... adaptor/head40mm – 160mmEnd cap20mm – 90mmFemale/male coupling, female/male tee, female/male elbow, female/male union, ball valve, stop valveConnectionsocket ...