This filter is effective at attracting and capturing large airborne allergens like pollen, mold spores and dust mites. The Filtrete Micro Allergen Reduction Filter carries a 3M Microparticle Performance Rating MPR of 1000 – roughly equivalent to a MERV 11 rating. Contains electrostatically charged media to filter and attract particles in the air. Attracts and captures microscopic allergens like: Smoke, Pet dander, Household dust and Smog. 3M Filtrete Air Filters meet the American Lung Association Health House Indoor Air Quality Guidelines. No unnecessary antimicrobial chemicals added; Filtrete filtering material will not support the growth of bacteria, mold, mildew or fungi in normal use. Nominal Size: 20″ x 20″ x 1″. Actual Size: 19-3/4″ x 19-3/4″ x 7/8″. Filter Change: Every 3 Months.
Filtrete Micro Allergen Defense MERV 11 Furnace Filter
- Contains electrostatically charged media to filter and attract particles in the air
- Effective at attracting and capturing large airborne allergens like pollen and mold spores
- Attracts and captures microscopic allergens such as smoke, pet dander, household dust, and smog
- Carries a 3M Microparticle Performance Rating (MPR) of 1000, roughly equivalent to a MERV 11 rating
- Sold individually for convenience
- Meets the American Lung Association Health House Indoor Air Quality Guidelines
- No unnecessary antimicrobial chemicals added; will not support the growth of bacteria, mold, mildew, or fungi in normal use
- Nominal size: 20″ x 20″ x 1″; actual size: 19-3/4″ x 19-3/4″ x 7/8″
- Recommended filter change every 3 months
