Earth ro system water purifier is designed with RO+UV+UF+TDS controller that remove even the dissolved impurities such as chemicals and salts,thereby ensuring pure water all the time.The consumables including the pre-sediment filter,pre-carbon filter,ultra violet chamber, RO membrane & filter will not covered under warranty ,Only electric parts covered warranty.Installation charges sre 300-700/-in all over india. For more information customer care number:08769114059