We carry numerous replacement parts for Hotblast Wood and Coal Furnaces made by US Stove. The 1357M & 1557M Hotblast furnaces are designed to use in conjunction with your existing HVAC ductwork and works side by side with your existing furnace. With 465 CFM blowers This unit is made with a firebrick lined plate steel firebox surrounded by a heavy duty steel cabinet. If you can not find what you are looking for please call, e-mail or fill out our Parts Request Form and we will be happy to assist you.