The Frigidaire EPTWFU01 Refrigerator Water Filter Combo with PAULTRA Air Filter covers all of your refrigerator filtration needs in one convenient package. Improve the taste and quality of your drinking water while ensuring the air in your refrigerator stays fresh. This 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 Frigidaire EPTWFU01 Refrigerator Water Filter and PAULTRA Refrigerator Air Filter combo today!