Watts Premier Long Reach Lead Free Auxiliary Air Gap Faucet, Chrome: * Lever for dispensing * Just lift up to keep in the open locked position * 1/4" x 4" blue tube for connecting to drinking water * 1/4" x 4" red tube to connect to the rinse water * 3/8" x 4" black tube for connection to drain * Conforms with US plumbing codes * Designed for dispensing water from a reverse osmosis system * Also for water filtration system that requires a drain connection with an air-gap