20x25x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack hawthorne The isopropyl helps prevent excess

The isopropyl helps prevent excess build up on the plant

then add Root Igniter and mix thoroughly

Tip over switch shuts off gas source if the unit falls or tips over

automated triggers

Delivering ultimate light output

20x25x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack hawthorne The isopropyl helps prevent excessImportant 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