18″ x 18″ x 1″, Purple, ultra Allergen FILTRETE filter, 3 month filter is 90percent 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.
- Package Length: 1.0″ L
- Package Width: 1.0″ W
- Package Height: 1.0″ H
- Package Weight: 0.65 lb