Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 10x20x1-In.

Filtrete

10" x 20" x 1", purple, ultra allergen 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 1500, lasts up to 3 months.

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