supply of - screen filter 25m3 hr , air release valve 1 inch , ventury injector assembly 3 by 4 inch , header assembly 2 inch , pp ball valve 63mm , non return valve 2 inch , pressure gauge dail 2 inch glycerine , lldpe plain lateral ci ii 16mm , emmiting pipe 16mm 2lph 30cm , rubber grommet 16mm , barbed stard connector takeoff 16mm , barbed joiner 16mm , barbed end cap 16mm , flush valve 63mm , pp ball valve 63mm , pvc pipe 63mm 4kg cm2 6mtr per pipe , trenching charges , pvc gi fitting