Oil/Gas-fired steam boiler furnace, with a rated evaporation capacity of 4~75 t/h. Oil/Gas-fired steam boiler furnace, with a rated evaporation ... Multi-level sealing for flue gas chamber: no flue gas leakage.8. Each boiler shall be subject to strictly inspection ... decrease noise 20dB. 13. Applicable fuels: gas, oil, dual fuel.Applications: - Providing steam for industrial users: paper mills, pharmacy ...