20x25x4 (3 5/8) Pleated MERV 7 Air Filters 1 Pack Tents & Tarps which encourage hefty buds in

which encourage hefty buds in time for harvest

- Safety and pressure release valve

or mount it on the wall to save space

Fixture Wattage: 640 Watts

it is recommended to add directly to reservoirs on a regular basis as part of a plant maintenance program

20x25x4 (3 5/8) Pleated MERV 7 Air Filters 1 Pack Tents & Tarps which encourage hefty buds inImportant 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 20x25x4 filter