Keep the air in your home clean and healthy with this pack of Filtrete air filters. Designed for use with both air conditioners and furnaces, these filters feature electrostatic filtration technology and synthetic filter media to capture even the smallest airborne particles. With a MERV rating of 11 and a Filter Life of 3 months, these filters are sure to keep your indoor air quality at its best. Each pack includes 2 filters, making it easy to keep your home's air fresh and clean.