The ULTRAWF Frigidaire PureSource Refrigerator Water Filter with PAULTRA Air Filter Combo covers your refrigerator filtration needs in a single, convenient package. Improve the taste and quality of your drinking water while ensure the air in your refrigerator stays fresh. The convenient combo offering is ideal because both the water and air filters require replacement approximately every six months. Do not sacrifice your water's taste or settle for less than desirable refrigerator odors, order the ULTRAWF Frigidaire PureSource Refrigerator Water Filter with PAULTRA Air Filter combo today!