AllergyZone AZFL-100 Filter Lock Air Filter SlotDoor Cover

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Your filter should be a bit smaller on each side of the filter housing slot, thus allowing you to slide the filter in with ease Most AC and

Image: A blue air filter sticks out of it's home in a furnace You Like measuring the filter itself, the air filter slot will measure out to Buy the AllergyZone FilterLock Filter Slot Seal for any 1” furnace filter Keep your home allergy-free Up to 25” long Shop now at Ubuy India

jungle books slot 3 Answers 3 Those gaps are normal and don't usually cause a problem When the furnace is running the air pressure forces the filter against Our Furnace Filter Magnetic Slot Seal is the answer to this question Our air-sealed cover has been specifically designed to eliminate energy loss and stop