16x20x4 (3 5/8) Pleated MERV 10 Air Filters 1 Pack Grow Tents magnesium and other vital elements

magnesium and other vital elements

The filter's increased internal carbon surface area is capable of absorbing significantly more odors and all while improving the overall life of the filter

and never lets us down

(6) 6' Soil Probes

vitamins and beneficial enzymes that promote plant health and production

16x20x4 (3 5/8) Pleated MERV 10 Air Filters 1 Pack Grow Tents magnesium and other vital elementsImportant 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