20x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 8 Air Filters 2 Pack Garden Accessories For better results

For better results

much like watering

Nordic Pure 18x25x2 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

They will not harm mammals

Breathe in resistance

20x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 8 Air Filters 2 Pack Garden Accessories For better resultsImportant 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,