16x20x4 (3 5/8) Pleated MERV 10 Air Filters 6 Pack Promote the Drop Air X 130

the Drop Air X 130 has easy access to its on-board filter

cultivators can freely adjust the light bar space according to your growing needs in order to maximize light utilization

Lightech HPS has a light spectrum shifted towards red

Release approximately 1 predatory mite per 5 pest mites

Or simply use it respond to situations that may require additional air movement

16x20x4 (3 5/8) Pleated MERV 10 Air Filters 6 Pack Promote the Drop Air X 130Important 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 16x20x4 filter