20x20x4 (3 5/8) Pleated Air Filters MERV 7 Plus Carbon 2 Pack Environmental Controllers With a full range of

With a full range of nutrients at balanced ratios

durable design of the clear 6-inch squares of the lightweight plastic trellis makes installation effortless

suitable for grow tents

Nema 5-15P Plug

This Elite 144 comes with our recommended vented humidity dome which helps with root growth and development

20x20x4 (3 5/8) Pleated Air Filters MERV 7 Plus Carbon 2 Pack Environmental Controllers With a full range ofImportant 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