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For over 75 years, Lockformer has been the most recognized name in the sheet metal machinery industry. We have led the world in the production of HVAC roll forming equipment (such as our Lockformer Pittsburgh Machines) and Vulcan plasma cutting systems, plus the Transverse Duct Connector (TDC) roll former has revolutionized the ductwork industry around the world. Lockformer sets the standard for product quality, performance, customer service and integrity – the standard against which every other equipment manufacturer in the HVAC industry is judged.