16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 4 Pack new_additions Bacillus subtilis is one of

Bacillus subtilis is one of the first bacterium species to be studied extensively

Helps prevent wind damage and thefts

or buying components to achieve NEMA 4X rating

5-inches - 100% USA Based Warranty

Directions:

16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 4 Pack new_additions Bacillus subtilis is one ofImportant 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,