Located behind the refrigerator, this Culligan water filter cartridge provides clear, clean water for your ice cubes and also for your refrigerator’s in-door water dispenser. Nylon compression fittings attach to either plastic or copper tubing for easy installation and cartridge changes. Provides Level 1 Basic Filtration performance through reduction of Bad taste and odor Chlorine taste and odor NSF tested and certified Compact design and easy installation with compression fittings Cartridge is disposable after useful life is complete Cartridge life: 12 months or 2,500 gallons Culligan replacement cartridge model: IC-100 Contact your local Culligan Dealer or visit a retailer near you for replacement cartridges