20x20x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack king shredder Includes 8' 100V/240V

Includes 8' 100V/240V

When the RH in the room has dropped at least 1%

• Can be used in soil

Lighting Coverage - Veg 3

Auto-restrike feature protects valuable lamps from damaging power interruptions

20x20x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack king shredder Includes 8' 100V/240VImportant 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