HEAT and MORE Inc. Outdoor Wood Burning Furnaces is associated with Central Boiler, a company recognized as North America's largest manufacturer of outdoor wood furnaces. Central Boiler was founded in 1984 in Greenbush, Minnesota, and produces technologically advanced outdoor wood furnaces that burn wood to heat water for whole-home heating solutions. The company offers models such as the Classic Edge HDX and features innovations like the FireStar Combustion Controller with wireless connectivity. The company operates primarily in the United States.