Lees 13028 Carbon Cartridges

An easy-to-install, ready to use cartridge that is filled with floss and high-grade, activated carbon. The Carbon Cartridge Bowl Filter fits any ½” under gravel filter uplift tubes as well as Lee’s and Fritz bowl filters. For optimal performance, it is recommended that you replace your cartridges every 2-3 weeks. Contents: 2 Carbon Cartridge Bowl Filters