The Omnipure K2567-KK T33 GAC and KDF-55 is an inline type of T33 GAC and KDF-55 cartridge. An inline cartridge can be installed inline, even behind a refrigerator, for ensuring cleaner, better tasting water. The advantage of inline filters is that they can be easily installed wherever filtered water is required. It uses the technology of ion exchange to give pure drinking water. The cartridge uses 1/2 lb. of KDF-55 removes the taste and odor of chlorine, algae, bacteria, and scale deposit. It has a flow rate of 0.5 gpm. The dimensions are 2 inches x 10 inches. The cartridge has a quick connect 3/8 inch FQC fittings for easy installation. It is one of the best water filtration cartridges for icemakers, RO systems, beverage systems, and refrigerators. It has a capacity of 1 year or 1500 gallons.