The Swift Green SGF-M07 Refrigerator Filter (UKF7003AXX Compatible) is an under sink filter cartridge. It produces better tasting, clean drinking and cooking water. The cartridge cleans the water by reducing sediments, turbidity, lead, 99% cysts, and removes the unpleasant taste and odor of chlorine. It is has a simple twist-In/Out design. The installation of the cartridge can be done with just a twist?ensuring hassle-free handling. The cartridge has a flow rate of 0.5 gpm. The operational pressure is 20 psi to 100 psi. The temperature range is 33 degrees to 100 degrees Fahrenheit. The capacity is 375 gallons. The cartridge is certified and tested by NFS International to NSF/ANSI Standards 42 and 53. The cartridge should be replaced every 6 months.