20x25x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 2 Pack sprayers They last longer

They last longer

The secret to Rock Solid’s success lies in its ability to improve plant cell efficiency

MERV 10 furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 900-1000

• Solvent Reclamation

Cut Resistant Level 5

20x25x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 2 Pack sprayers They last longerImportant 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. If you are replacing a 4 3 8 depth 20x25x4 filter