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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
These systems allow you to choose multiple hanging configurations to meet your garden’s design
Hydrofarm freight incentives do not apply
We ship dry
O3 doesn't just mask odors like mere air fresheners—it neutralizes odors at the source
Watertight and airtight
16x20x4 (3 5/8) Pleated MERV 8 Air Filters 2 Pack spl_hw These systems allow you toImportant 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
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