The Frigidaire EPTWFU01 Refrigerator Water Filter ensures you have fresh and clean tasting water and ice directly from your refrigerator. The EPTWFU01 lasts for up to six months and reduces a wide variety of contaminants that affect your water, such as chlorine taste and odor, cysts, lead, mercury, particulates, and more! The EPTWFU01 installs quickly and easily, so maintenance is a breeze.