American-made with pride or over 30 years, ENERGY KING heating appliances have maintained a commitment to providing quality s ... olid-fuel home heating options. Our experienced engineers know what it takes to build solid, long-lasting central heating equipment. We use the latest technology to design and build our products, with particular attention to safety, efficiency, reliability, and ease of use. Our ultimate goal is to combine these aspects to guarantee our customers a solid product built for a lifetime of top performance. ENERGY KING solid-fuel heating appliances continue to be manufactured exclusively by RJM Manufacturing, Inc. in Chippewa Falls, WI USA. ENERGY KING® is a registered trademark of RJM Manufacturing, Inc. read more