20x20x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon 1 Pack harvest-solution Twister Rails allow two Twisters

Twister Rails allow two Twisters to be placed back-to-back on an adjustable incline

We have raised the bar in this industry for your safety

Raw Organic Hemp Pre-Rolled Cone 1 1/4 6ct

Store at 38-85°F

20x20x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon 1 Pack harvest-solution Twister Rails allow two TwistersImportant 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