Rainfresh FC250 is an economical water filter system designed to deliver better quality drinking water for urban homes where reduction of chlorine taste and odor is required . FC250 can be installed either undersink (connected to the cold water line of the kitchen faucet) or inline (to serve one or two drinking water outlets) giving you better tasting chlorine -free water for drinking, coffee/tea and other beverages. The built-in valve makes filter cartridge changes effortless.