The Culligan CW-F Sediment Replacement Cartridges 2 Pk is a set of whole house water filtration cartridges designed to remove sediment and contaminants from your water supply. With a capacity of 2 gallons each, this 10 micron universal filter is suitable for household use and is compatible with models such as HF-150A, HF-160, and HF-360A. Made of durable plastic and featuring a sediment filtration method, this white cartridge is a reliable and efficient solution for clean and refreshing water in your home.