The Everpure 300-05832 Water Filter Cartridge Optipure CTOS-QCR is a high-performance water filtration cartridge designed to remove impurities from water used in commercial food service applications. It effectively reduces contaminants such as chlorine, sediment, and other particulates, ensuring the delivery of clean, high-quality water for ice machines, coffee brewers, and other beve... https://partsfe.com/300-05832-water-filter-cartridge-optipure-ctos-qcr