AQC Industries manufactures the Blue Duct System, which is an underground pre-insulated duct system and offers a line of thermal HDPE underground ductwork products. As a company, AQC Industries has firsthand revolutionized air-duct systems for commercial, industrial, and residential applications. AQC’s products are advanced alternatives to fiberglass and metal ductwork for a wide range of applications with many benefits, including energy and labor savings. Benefits of the Blue Duct include no additional insulation or cement trench structures, long-lasting, problem-free performance, corrosion-free quality, and of course, energy savings.