naturzugkessel defro firewood plus 24 kw Express while combustion is supported by

while combustion is supported by primary air and laterally supplied secondary air

which heats liquids quickly and safely

9m³/h at 5m H₀

Operation is controlled electromechanically via a boiler thermostat

Conclusion – Safety and efficiency combined

naturzugkessel defro firewood plus 24 kw Express while combustion is supported byProduct Overview & Application The Defro Firewood Plus 24 kW is a hand fed natural draft boiler for split logs, designed for use as a central heat source in hot water heating systems. With a nominal output of 24 kW, the boiler is suitable for heating systems where a log boiler with a buffer tank is professionally integrated into a closed heating system. The boiler is designed for operation with natural split logs and combines a robust boiler