Frigidaire AFCB Pure Cylinder Air Filter, 4.5" x 2.3", Grey;

The Frigidaire AFCB PureAir Refrigerator Air Filter uses a unique formula of baking soda, activated carbon and zeolites to trap, neutralize and remove odor-causing molecules from the refrigerator. With a 6 month life cycle, this filter lasts longer than most and ensures that you'll never have bad tasting leftovers or icky smells to deal with.