Superior Boiler provides engineered energy solutions and is a leader in clean air emissions technology. Superior Boiler manufactures Scotch Marine and vertical firetube boilers for process steam, hot water and waste heat recovery, watertube and flextube boilers for industrial markets and high-efficiency hot water condensing boilers. In addition to boilers, the company manufactures a full complement of boiler room equipment items, as well as parts and 24-hour service.