supply of set of materials required for 5 hp pump , set of materials required for 5 hp pump for suction and draining out water from deep pits of howrah diesel shed consisting of 06( six) type items as follows: (i) 4 inch high density polyethylene lamina tion pipe, hdpe .( length of each roll=30 mtrs), qty/set: 600 mtrs. (ii) 3 inch pvc heavy duty suction pipe, qty/set: 100 mtrs. (iii) 1 inch pvc heavy duty suction pipe. qty/set: 100 mtrs (iv) 4 inch hose clamp, qty/se t: 12 nos. (v) 2 inch foot valve, qty/set: 12 nos. (vi) 80 mm foot valve, qty/set: 12 nos. [ warranty period : 30 months after the date of delivery ] ]