Water storage tank triple layer 2000 litre 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, ppr socket 25 mm make, sfmc or finolex or supreme or equivalent, ppr socket, 63mm dia or make sfmc or finolex or supreme or, ppr reducer socekt 63 32 dia make sfmc or, ppr union 25 mm make, ppr union 63, mm dia make sfmc or finolex or supreme or equivalent, ppr elbow 90 degree 25 mm make sfmc or finolex or, diesel engine water pumping set, 5hp water colled monoblock type oil colled speed 1800 rp, fuel tank capacity 4 point 5 litre as per TS