For over 90 years, AAF has been a leader in the field of air filtration, through the most demanding conditions and the toughest environmental challenges. The filtration, noise abatement and other turbine products we make are effective, durable and crucial to greater efficiency and performance in a wide range of industries. Don't trust your productivity to anything less than a leader. From its world headquarters in Louisville, Kentucky, AAF maintains operations in 24 countries with more than 2,800 employees worldwide. AAF is supported in its international ventures through the resources of its parent company, Daikin Industries, Ltd., a diversified international manufacturing company and global leader in air-conditioning based in Osaka, Japan. AAF offers the most comprehensive global manufacturing capabilities in the air filtration industry, and each facility is specifically designed to manufacture and test the most complex clean air solutions. Additionally, each facility manufactures to the appropriate international quality and performance standards. Our goal is excellence in each product we make.