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NaturalAire Standard Pleated Furnace Filter, 21 x 21 x 1-In.

NaturalAire

21" x 21" x 1", naturalaire standard pleated air filter, 100% synthetic wire backed media, clay coated frame, merv rating 8, 90 day filter, effective against pollen, dust/lint, dust mites, pet dander, mold, bacteria, virus carriers.

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