FilterLock® 1 Air Filter Replacement Seal

Improves indoor air quality; Saves energy; Fits up to 25” opening; Residential or Commercial construction; Magnetic; Covers 1 or 2 wide filters Installation

Multiple return registers: Look for an air handler with a slot and removable cover where the filter sits Remember: If you're unsure or have

airport slot coordination air filter is possible in this case Left side: air_ Right side: air_ It seems to me that if the width of the stand

airport slot allocation If your filter slot on your furnace is exposed, dust and dirt can bypass your filter and go directly