Established in 1928, Mid-Lakes Distributing Inc. deals with heating, ventilation and air-conditioning (HVAC) products. Based in Chicago, Ill., it offers a complete line of HVAC and water heating equipment, serving contractors, developers and mechanicals in the Chicago area. Serving both residential and commercial sectors, it offers heating/cooling equipment and accessories, hydronic heating equipment/accessories, cooling towers/chillers, water heaters, temperature-control systems, pumps and burners from companies, like Carrier, Laars and more. In addition, the firm provides assistance in matters, from design and layout, to replacements of parts and accessories for modern and vintage systems.