HVACQuick.com Filtrete Ultra Allergen Reduction Filters from 3M - 1 Inch 2003

20x25x1 Inch (19.6x24.6x0.8 Actual). Filtrete Ultra Allergen Reduction Filters from 3M. Filtrete Ultra Allergen Reduction Filters from 3M. 25% more efficient than the Filtrete™ Micro Allergen Filter. 15% better airflow then the Filtrete™ Micro Allergen Filter. No unnecessary antimicrobial chemicals added. Filtrete™ filtering material will not support the growth of bacteria, mold, mildew or fungi in normal use. Captures 90% of large allergens like mold spores and pet dander from the air passing through the filter, microscopic allergens like dust, smoke and smog particles, bacteria and particles that can carry viruses. Lasts 3 months. Meets the American Lung Association Health House Indoor Air Quality Guidelines. 3M - 1250 Performance Rating, MERV 11 Rating.