bids are invited for wss2171, water storage tank triple layer 2000 ltr conforming to is 12701 1996 make sintex or ultrapure aqua or polywell or equivalent , ppr pipe 25 mm dia make sfmc or finolex or supreme orequivalent , ppr pipe 63mm dia make sfmc or finolex or supreme or equivalent , ppr tee 63 mm dia make sfmc or finolex or supreme or equivalent , ppr plain t 25 mm make or sfmc or finolex or supreme or equivalent , ppr gate valve 63mm dia make sfmc or finolex or supreme or equivalent , gate valve 25 mm make sfmc or finolex or supreme or equivalent , ppr socket 25 mm make sfmc or finolex or supreme or equivalent , ppr socket 63mm dia or make sfmc or finolex or supreme or equivalent , ppr reducer socekt 63 32 dia make sfmc or finolex or supreme or equivalent , ppr union 25 mm make sfmc or finolex or supreme or equivalent , ppr union 63 mm dia make sfmc or finolex or supreme or equivalent , ppr elbow 90 degree 25 mm make sfmc or finolex or supreme or equivalent , diesel engine water pumping set 5hp water colled monoblock type oil colled speed 1800 rp fuel tank capacity 4 point 5 ltr as per ts total quantity : 638