16x20x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 2 Pack Cone Filler As LED's pave the way

As LED's pave the way of the gardening future be sure to leave your grow room in MINT condition

Adapts 8 inches to 6 inches | Product Length: 8

coco coir and aereoponic system

When used preventatively in an Integrated Pest Management program

16x20x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 2 Pack Cone Filler As LED's pave the wayImportant 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