Hurst Boiler | Gas, Oil, Coal, Solid Waste, Biomass & Hybrid ...Hurst Boiler & Welding Company, Inc. Steam Boilers Hot Water Boilers Wood and Waste Fired Boilers BioMass Boilers. For over 43 years, Hurst Boiler & Welding Co., Inc. has been a major supplier of gas, oil & wood fired boilers to thousands of satisfied customers.