16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 4 Pack new_additions By using a bottom flood

By using a bottom flood on the first wash

5-inches - 100% USA Based Warranty

also used with smartpots and fabric pots

These tiny wasps parasitize leafminer larvae in the first and second stages of development

or buying components to achieve NEMA 4X rating

16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 4 Pack new_additions By using a bottom floodImportant 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,