20x20x4 (3 5/8) Pleated MERV 10 Air Filters 1 Pack Cleaning Products This high iron formulated product

This high iron formulated product

Poinsettia

I sprayed in the morning and by afternoon the weeds were already wilting

and painted white for a professional and detailed appearance

Case of 24 Bottle

20x20x4 (3 5/8) Pleated MERV 10 Air Filters 1 Pack Cleaning Products This high iron formulated productImportant 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 20x20x4 filter