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Note: Use the Phat HEPA filter to cleanse the air that enters into your indoor garden
per gallon
which enables it to produce hand-quality trim without using a blower system or lubricants
Fabric also helps protect against light liquid splashes and sprays
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
