Airodyne Industries, Inc. is a woman owned and certified company headquartered near Detroit, celebrating over 46 years in business. In 1976, Airodyne pioneered heavy-truck aerodynamics in North America by introducing the first three-dimensional deflector or Full Roof Fairing, universally recognized today as the industry standard. Well designed Roof Fairings (closed top and sides extending to back of cab) remain the single most important fuel-economy device, with Savings up to 15%! Independent Fleet Tests Report Fuel Savings Up To 14% with Airodyne Roof Fairings.