Supply Of Polyethylene Pipes For Water Supply, Dimethyl Disulphide Dmds For Bulk Supply, Drill Rods For Tools, Plug Cock For Water Supply Purpose As Per Is 3004, Fabricated Pvc - U Fittings For Portable Water Supplies As Per Is 10124, Rubber Seals Joint Rings For Water Supply, Drainage And Sewerage Pipelines As Per Is 5382