supply of water purifier , water purifier: ro & uv both drinking water coolers with built in water purification system, s torage capacity : 80 litter, body material : ss304, uv lamps rating (watt) : 11, evaporator material : pure co pper number of faucets ; 2, insulation : puf, length : 50 centimeter, material of faucets : ss, storage tank material : stainless steel 304, condenser material : copper, no of uv circuit purification : 1, water filter type ro & uv both, no of membrane rating in gpd : 4, cooling capacity, ltr/hrs : 60, stages of purification : sedi ment purification, carbon block purification, anti sealant purification, reverse osmosis membrane purificatio n, post carbon block filtration, uv purification, number of free services during warranty : 4, installation and demonstration to be given before acceptance : yes, availability of toll free facility for technical support mai ntained by oem or authorize agency : yes, make:- voltas, blue star, aqua guard pro or similar brand. [ warr anty period: 30 months after the date of delivery ] ]