20x20x4 (3 5/8) Pleated MERV 15 Air Filters 1 Pack commercial-greenhouse-fixtures and full spectrum supplemental lighting

and full spectrum supplemental lighting

It also features 11 different image filters and advanced image settings within the software

leading to stronger root growth

Includes probe

Application Tips:

20x20x4 (3 5/8) Pleated MERV 15 Air Filters 1 Pack commercial-greenhouse-fixtures and full spectrum supplemental lightingImportant 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