This product is a suitable replacement for Elkay 51300C and Compatible with Halsey Taylor 55898C, EWF3000 Designed to reduce lead, particles and chlorine. Also reduces odors and discoloration from incoming water. Filter should be replaced every 3,000 gallons (expires 1 year after installation). Equipped with quick-disconnect, 1/4-turn installation, as well as automatic inlet shut-off valve that closes when filter is removed Provides filtration at the point of use where needed; Pairs with EWF3000 universal filtration kit to upgrade any beverage system or faucet to filtered This 51300C filter reduce of lead, cysts, Class I particulates, and chlorine taste and odor.