bids are invited for 1. s&f of water cooler fully stainless steel body ( top lid front top / bottom rear top / bottom dip tray, side panel etc ) and chiller tank ( ss-304 food grade minimum 0.80mm thickness of stainless steel sheet ) chiller tank with puf insulation ( thickness not less than 0.6mm ) including float ball valve of suitable sizes as per manufacturer’s design & specification with non cfc refrigerant ( r-134a ) energy efficient reciprocating compressor of make emerson / tecumseh, suitable for operation on single phase 230v, 50hz ac supply having storage capacity of 120 liters and nominal cooling capacity of 60 liters per hour, insulated top cover and fitted with hinges, gasket on all four sides, lock and key arrangement, full width single sheet moulded drain tray, brass ( cr plated ) push type double faucet motor and condenser standing base made by stainless steel of minimum thickness 1.0mm minimum thickness of copper tube of condenser not less than 0.50mm including necessary sized iron grill to protect the cooler complete all as specified and directed. model no. sr 60 / 120 of sidwal / model no. sra60120g of usha / blue star. 2. supply & fixing of 50 ltrs / hr ro water purifier system comprising of carbon block filter with 5 micron rating, ro pump psi 250 gpd 220 volts, 50 hz adaptor with 48 volts four nos of membrane, low pressure switch, sv switch sediment / pre filter of suitable capacity complete all as specified & directed by engineer-in-charge make- kent / aqua guard. 3. supply & fixing bee 3 / 4 star rated frost free refrigerator double door electric driven ( single phase 230v, 50hz ac supply ) of capacity not less than 340 ltrs capacity with non cfc refrigerant inverter based compressor complete. make – latest model of lg / samsung / whirlpool