16x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 15 Air Filters 1 Pack Water Filtration but increases its performance by

but increases its performance by up to 25%

The choice is yours

so your arms stay cool as you put in a hard day’s work

Pseudomonas monteilii works as catalyst for the synergistic activity between the microorganisms

16x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 15 Air Filters 1 Pack Water Filtration but increases its performance byImportant 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,