supply, installation, testing and commissioning of 100 nos. of water cooler with ro uv system at sangam vihar assembly constituency (ac-49) , supply, installation, testing & commissioning ofwater cooler (make: bluestar, voltas, usha, whirlpool, godrej) with ro+uv based water purifier (make:-bluestar, voltas, usha, whirlpool, godrej, aquagard, hul pureit, kent, v-guard) cum cooler in single unit including seven stage purifier system & s.s. body & s.s. storage tank with storage capacity 80 ltrs. cooling capacity of the water cooler (litres/hour) 60, number of faucets for cold water 2. power supply 230volts+10%,50hz, single phase. sediment purification, carbon block purification, anti-scalant purification, sediment purification, reverse osmosis membrane purification, post-carbon block filtration, uv purification, recovery ~25%, refrigerant r-134a. the equipment should be of nearest specification described. all the aspects of safe delivery & installation shall be the exclusive responsibility of the supplier/contractor which includes pvc pipes, gi pipes, accessories, power cable etc as required. , providing & fixing stailness steel grade 304 nameplate of area mla of size 300mm x 250mm x 2mm with screw, washer and all accessories complete.