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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
• Activates many growth-related enzymes
With the new fan functionality
Not for sale in Oregon
Refresh the air in the garage
by providing your plants with all the necessary components needed for strong development
20x25x5 (4 3/8) Lennox X6673_X6675 Replacement Air Filters MERV 13 Plus Carbon 2 Pack meters-&-solutions • Activates many growth-related enzymesImportant 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. We also carry 4 7 8 and 5 1 4 inch depth filters,
