Allergen Defense Micro-Pleated Furnace Filter – 18x20x1 Inch, Single Pack

Description

18″ x 20″ x 1″, red, micro filtrete filter, 3 month filter is 90% effective at capturing large allergens like mold spores & pet dander, electrostatically charged, captures microscopic allergens like dust, smoke & smog, captures bacteria & particles that can carry viruses, meets the guidelines of the American lung association health house program, mpr rating 1000, lasts up to 3 months.

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