AllergyZone 1 in FilterLock Furnace Filter Slot for HVAC Filters AZ-FL

AllergyZone Azfl-100 Filterlock Furnace Filter Slot Seal Door Cover furnace filter slot cover Shop FilterLock Filter Slot Seal – Seal Cover for Any 1” Furnace Filter, Up To 25” Long online at best prices at desertcart furnace filter slot cover This patented two-piece system is designed for 1-inch air filters Placing it over the furnace filter slot eliminates air leakage, which improves indoor air

slot machine far west The FilterLOCK covers and seals the standard 1” furnace filter slots The overlapping two-piece design allows for filter slots measuring up to 25” in width