Omnipure E5520 Replacement Filter Cartridge Provides premium quality filtration for a fraction of the price of compatible Everpure filters Improves the taste and quality of your drinking water by reducing chlorine, cysts and other impurities for up to 2500 gallons of use Every E-Series filter is independently tested to ensure quality and performance Designed with a durable polypropylene body for use in commercial beverage and food service applications