Welcome to AAF International, one of the world's largest manufacturers of air filtration products and systems. Founded in 1921 as the American Air Filter Company, AAF offers a wide range of air filters, dust collectors, and other air pollution control equipment to improve air quality. The need for clean air is universal and unlimited. Virtually all human activities require clean air to survive. For over 80 years, AAF has been improving the quality of air for your home, your company, the White House and even for the Apollo landings on the moon.

Our product scope is broad: from high-efficiency air filters, to dust collectors, to gas turbine filtration systems. We offer the most advanced technology and skilled application expertise for cleaning air in facilities and processes as diverse as homes, hospitals, industrial plants, commercial buildings, schools, mailrooms and nuclear reactors, as well as gas turbine and diesel engines.