20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 10 Air Filters 2 Pack 9 CFM 9 microbial strains with total

9 microbial strains with total guaranteed analysis of 350

5ML – 1 ML PER GALLON

Compatible with e-Ballasts which operate at or above 100 kHz

never store an electrode in distilled or deionized water

and sesame oils work to desiccate

20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 10 Air Filters 2 Pack 9 CFM 9 microbial strains with totalImportant 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,