Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 14x25x1-In. Dusters & Polishing Cloths hardened steel core for durability

hardened steel core for durability & heavy duty glass reinforced nylon body for strength & flexibility

designed for small rooms

preserves leather

Thrust Ratio 6:1

Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 14x25x1-In. Dusters & Polishing Cloths hardened steel core for durability14" x 25" x 1", purple, ultra allergen filtrete filter, 90% effective at capturing large allergens like mold spores & pet dander, 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, filter lasts for 90 days, color purple.