Easy-Change undersink drinking water system. Level 1 - basic filtration. Reduces: Bad taste and odor, chlorine taste and odor. Particulate Class III. Features twist-On/twist-Off mechanism. Quick connect fittings and double water shutoff. 2 year limited warranty. NSF certified. 3000 gallon filter life. Includes: Filter head with built-in bracket, Level 1 replacement filter cartridge, mounting screws, supply adapter, lead-free faucet, 1/4" plastic tubing, and filter change reminder sticker. Filter Dimensions: 12" H x 3.5" W x 4" D.