The model FC1100 Indoor Solid-Fuel Central and Supplementary Furnace is constructed of carbon steel with a painted outer shell. The outer dimensions are 38.61-inches long, 50.125-inches high, and 25.188-inches wide. The firebox is located in the center of the enclosure with a circulating blower pushing air around the firebox to the outlet located at the top center of the enclosure.
Models FC300, FC450, FC500, and FC700 are similar, but smaller models that were included based on the evaluation of the largest model FC1100.
Models Shelter SF2400, SF2626, SF2631, and SF2639 are identical to models Fire Chief FC450, FC500, FC700, and FC1100, respectively.
All models are acceptable for use with wood, anthracite coal, and bituminous coal.