20x20x4 (3 5/8) Pleated MERV 15 Air Filters 2 Pack Terp Derp 4" x 8" Standard Carbon

4" x 8" Standard Carbon Air Filter

Garden Supports Fruit and Vegetable Gardening

You’ll love the new 4-line display

and amend the soil for your growing needs

1 quart (32 oz) of Mag-Pro

20x20x4 (3 5/8) Pleated MERV 15 Air Filters 2 Pack Terp Derp 4" x 8" Standard CarbonImportant 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