20x25x5 (4 3/8) Lennox X6673_X6675 Replacement  MERV 12 Pleated Plus Carbon 2 Pack Commercial Lighting Orders of 6 or more

Orders of 6 or more require a freight quote to ship

and Federal VA Hospitals using the device in their Intensive Care Units

3/4 in NPT female inlet and outlet

Case quantity = 10

• 1 HP (12 FLA

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement  MERV 12 Pleated Plus Carbon 2 Pack Commercial Lighting Orders of 6 or moreImportant Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter. It's best if you measure your air filter for the EXACT size and compare it to our "Actual Size" and then you can be sure your A C air filter fits! With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer. We also carry 4 7 8 and 5 1 4 inch depth filters,