16x20x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 1 Pack nutrients-and-supplements but also the light bars

but also the light bars

-Maximum cfm: 580

The ultra-quiet blower system is designed to cool home theaters

Pro-Gro Kits include:

16x20x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 1 Pack nutrients-and-supplements but also the light barsImportant 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 16x20x4 filter