Product Description The US-EZ-3 EZ-Change Premium filtration system provides clear, clean, great-tasting water for drinking and cooking to a dedicated faucet. Avoid the mess of changing traditional cartridges with this Culligan under-sink filter, eliminating the need for buckets, towels, wrenches, and other tools. Keep your family healthy and hydrated using the Culligan EZ-Change Drinking Water Filtration System that fits easily under the sink and taps into the cold-water line for fresh water at your fingertips. There is no need to shut the water supply off when changing the cartridge with the simple twist-on/off mechanism and quick connect fittings. This filtration system reduces particulates class III and chloride while removing bad tastes and odors from drinking water. The dedicated faucet can be installed in most kitchen sinks. From the Manufacturer The Culligan under sink drinking water system includes filter head with built In bracket, RC-EZ-3 cartridge, mounting screws, supply adapter, lead free faucet with built in electronic cartridge life indicator and 1/4-inch plastic tubing, 6 months/500 gallons filter life. The filter features a twist on, twist off mechanism, quick connect fittings, double water shut off. The filter reduces bad taste and odor, chlorine taste and odor, sediment, lead, cysts such as cryptosporidium & giardia, turbidity, atrazine, lindane. The filter is NSF certified and has a 5-year warranty.