Holzvergaserkessel Defro Optima HG 25 kW Regelthermostat and safety inspection must be

and safety inspection must be carried out by appropriately qualified professionals

Multi-Busbar (MBB) technology for improved power consumption and reliability

or heat pump systems

integrated pressure gauge and thermometer

New construction and renovation projects

Holzvergaserkessel Defro Optima HG 25 kW Regelthermostat and safety inspection must beProduct Overview & Application The Defro Optima HG 25 kW wood gasification boiler is a manually fed central heating boiler designed for split logs and use in water based heating systems. It is suitable for installations where firewood is used as fuel and the generated heat is integrated into the heating system via a buffer tank. The boiler is intended for closed hot water heating systems and operates with a maximum flow temperature of 90 C. The 25 kW