Features:

• 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.

Editor Reviews:

Product Description:
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.

Rating : - BEWARE!!!!
This seller would like you to think you are getting 6 when in fact you are only ordering 1. This seller should be removed from Amazon.