20x20x4 (3 5/8) Pleated MERV 14 Air Filters 2 Pack Growing Media - Pre-wired 15’ cord with

- Pre-wired 15’ cord with Standard ballast plug to work with most popular brand ballasts

These spores kill Japanese Beetle grubs in about a week after infection

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

Constructed of aluminum and thermoplastic

• Aphids

20x20x4 (3 5/8) Pleated MERV 14 Air Filters 2 Pack Growing Media - Pre-wired 15’ cord withImportant 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