AllergyZone FilterLock Furnace Filter Slot Seal

AllergyZone FilterLock Furnace Filter Slot Seal furnace filter slot cover air filter and the two-piece system allows you to cover a filter slot up to 25 inches which is furnace filter slot FilterLock satisfies the department of energy recommendation that the furnace filter slot be covered to avoid air leaks; Click here to learn more about Eco

furnace filter slot Buy AllergyZone FilterLock Furnace Filter Slot Seal Door Cover, 1 at

slot joint Is Your Furnace Sucking In Dirty Air? Our Furnace Filter Magnetic Slot Seal is the answer to this question Our air-sealed cover has been specifically Two-piece design works with any 1” furnace filter up to 25” long Additional Features: Reusable, easy on easy off design for long-term use Seal measures