Meets the American Lung Associations Health House Project indoor air quality guidelines. Outperforms all competitors 3 month, 1 filters. Captures: airborne micro particles, including smoke; airborne allergens, including pollen, pet dander, mold and bacteria; large particles like dust and lint. No unnecessary antimicrobial chemicals added. Filtrete filtering material will not support the growth of bacteria, mold, mildew or fungi in normal use.
- 1000 Performance Rating, MERV 11 Rating.
- Convenient package of 4 filters.
- Up to 3 months of filtering performance.
- Up to 30 times more effective at capturing micro particles than ordinary fiberglass filters.