20x20x4 (3 5/8) Pleated MERV 14 Air Filters 2 Pack Growing Media Easy to Install

Easy to Install

–Durable Fabric Reduces Airborne particles

The 913024D comes with our Patented Fan System which helps in reducing water temperature

Constructed of aluminum and thermoplastic

The program can also be manually set the fans to run continuously or on a timer at custom speeds

20x20x4 (3 5/8) Pleated MERV 14 Air Filters 2 Pack Growing Media Easy to InstallImportant 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