Filtrete 20"x25"x1" Red Micro Allergen Defense Pleated Furnace Air Filter. It is 90% effective at capturing large allergens like mold spores & pet dander. It is electrostatically charged to capture varying sizes of particles, from the large (lint, pollen, dust and pet dander) to the microscopic (smoke and smog). It captures bacteria & particles that can carry viruses. It meets the guidelines of the American Lung Association Health House Program. It has a MPR rating of 1000 and lasts up to 3 months.
- 20 in. x 25 in. x 1 in.
- Red color
- 90% effective at capturing large allergens like mold spores & pet dander
- Electrostatically charged to capture 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 of 1000
- Lasts up to 3 months
