FILTRETE ALLERGEN DEFENSE MICRO ALLERGEN DEEP PLEA FILTER, MICROPARTICLE PERFORMANCE RATING 1000, 20 in x 20 in x 4 in
- Attracts and captures microscopic allergens like pet dander, smoke, household dust, and large allergens like pollen and mold spores
- Carries a 1000 Microparticle Performance Rating (MPR)
- Lasts up to three months
- Outperforms fibreglass, washable, and non-electrostatic pleated 1-inch (2.5 cm) filters
- Noticeably fresher air
- For residential use only