16x20x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack ventilation and ducting Note: Use the Phat HEPA

Note: Use the Phat HEPA filter to cleanse the air that enters into your indoor garden

The Grow1 Super Cropper Tool is specifically designed to aid in the overall process without causing irreversible damage to your plants

or 1 gallon containers

Total Grow Control Eden C Environmental Control System

Generate usable lighting and provide good light canopy penetration

16x20x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack ventilation and ducting Note: Use the Phat HEPAImportant 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