Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 10x20x1-In. True Temper Lasts 4 times longer than

Lasts 4 times longer than other brands

Cleans with soap and water

exclusive feature lets you join two clamps together to create a clamp with double the opening capacity of a single clamp

It runs off a 20 lb

Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 10x20x1-In. True Temper Lasts 4 times longer than10" 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.