20x20x4 (3 5/8) Pleated MERV 8 Air Filters 2 Pack Travel Bags & Backpacks and impurities

and impurities

Pair with the FloraFlex® 9-10

resulting in a much healthier living space

1 year warranty

Package Includes - 1 x WF840 Grow Light Bar

20x20x4 (3 5/8) Pleated MERV 8 Air Filters 2 Pack Travel Bags & Backpacks and impuritiesImportant 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