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

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

Operation is controlled electromechanically via a boiler thermostat

This makes it not only a cost-saving but also an environmentally friendly choice

A notice: The storage temperature limiter is absolutely required (article no

which heats liquids quickly and safely

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