Clean, great-tasting water Twist-on, twist-off mechanism, quick-connect fittings and double water shut-off

The Culligan IC-EZ-4 Icemaker Refrigerator Water Filter System includes two complete systems and one RC-EZ-4 cartridge, which can filter up to 500 gallons of water or last for 6 months. This system is designed for icemaker and drinking water applications.