Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 20x20x1-In. Brand_NSI Industries Universal arbor fits 5/8-Inch 3/4-Inch

Universal arbor fits 5/8-Inch 3/4-Inch or 1-Inch mounts

Leaf Rollers

Heavy Duty Design: Built-in enclosure protects the water-resistant timer mechanism

Aluminum couplings

flea larvae

Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 20x20x1-In. Brand_NSI Industries Universal arbor fits 5/8-Inch 3/4-Inch20" x 20" 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.