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• Contains beneficial photosynthetic microorganisms
Seal the container to allow the pack to regulate the internal humidity environment
Built from rugged stainless steel and powered by a 1/8 hp motor
5 x Quickfill™ Bag | 1 gal (case)
430 Height (in): 5
20x20x4 (3 5/8) Pleated MERV 10 Air Filters 1 Pack Master Controller • Contains beneficial photosynthetic microorganismsImportant 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 20x20x4 filter
