DuPont whole house water filter technology increases clarity of your entire homes water by reducing sediment, which extends the life of appliances that process water. These filters fit most other brands of whole house water filters. The DuPont 2-phase Carbon Wrap Whole House Cartridge reduces chlorine, silt, rust and Sediment. The Carbon also helps to Improve the taste and odor of water. Our 2 Phase Carbon Wrap Whole House Cartridge is the universal size and and so is compatible with GE, Whirlpool, Culligan, Omni, Watts and most standard size water filter systems.