The RWF1031 by Tier1 is compatible with both the WF2CB Frigidaire PureSource2 and the EWF01 Electrolux refrigerator water filters. The easy-to-use filter is received with two detachable bottom plates to use depending on your refrigerator model. The plates easily slide on and off the bottom of the filter before installation. It reduces chlorine taste, odor, sediment, turbidity and more! Combined with the RAF1150 refrigerator air filter, this combo keeps your fridge fresh as can be for up to six months. The RAF1150 fits the PAULTRA Frigidaire and EAFCBF Electrolux Comparable Tier1 Refrigerator Air Filter helps keep your refrigerator smelling fresh by reducing odors. Meanwhile, the RWF1031 gives you the cleanest, best tasting water.