supplier 5 ton heavy fuel gas steam boiler o
Heavy Fuel Oil 5 Ton Steam Boiler - 5 Ton Heavy Oil Fired Steam Boiler. 5 Ton HFO Boiler Cost 20160428 16:55:14. HFO or heavy fuel oil is a kind of oil fuel used in steam boiler or hot water boiler. ZG Group provides high quality gas and oil fired boiler powered by heavy oil, diesel oil, light oil, natural gas, LPG, etc.6 tonh heavy oil fired.