16x20x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 6 Pack fans-ventilation-ducting Material comes off like butter

Material comes off like butter

each in a convenient dispenser pack

See plant-specific restrictions for pre-harvest interval

Set sizes available: 8

Two-Spotted Spider Mite (Tetranychus urticae)

16x20x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 6 Pack fans-ventilation-ducting Material comes off like butterImportant 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