e Hurst Boiler and Welding Inc. | Boilers | Biomass Boilers Hurst Boiler & Welding Company, Inc. has been manufacturing, designing, engineering, and servicing gas, oil, biomass, and hybrid firetube and watertube steam and hot water boilers since 0000, for thousands of satisfied customers. In addition to a complete line of steam and hot water boilers, Hurst Boiler & Welding Company also manufactures a complete line of boiler parts and boiler room 