20x25x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon 2 Pack spl_nextlight Versatile Soluble Seaweed Extract can

Versatile Soluble Seaweed Extract can be sifted with soils to create custom blends for planters or added to the hydroponic reservoir

This controller is easy to use and versatile too

Safe for food and medicinal plants

These pumps have low suction capability down to a 1/16 in

vegetable crops

20x25x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon 2 Pack spl_nextlight Versatile Soluble Seaweed Extract canImportant 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