... , wood chips , straw , coal , which is low-cost and energy TWEHS-I Energy-saving hot stoveSafety device: Thermo-over temperature controller, Hot air ... protection device.Max air quantity (m3/h):18860Control type: Auto-control for temperatureFeeding type: Manual feeding /Automatic feedingIgnition:Manual, power consumption (MAX ... (wood chips) 35kg/h(Husk) 48kg/h(straw) TWEHS-I Energy-saving hot stove