Holzvergaserkessel Defro Optima HG 19 kW montage the most important thing remains

the most important thing remains unseen: your heating cost savings thanks to high solar yields

ensures that the heat generated during combustion is stored and released into the room after the fire has burned down

If you implement further energy-saving measures

Intelligent solar charge controller with easy operation

Holzvergaserkessel Defro Optima HG 19 kW montage the most important thing remainsProduct Overview & Application The Defro Optima HG 19 kW wood gasification boiler is a manually fed central heating boiler designed for operation with split logs. It is intended for water based heating systems and serves as a heat generator in systems where the generated heat is controlled and distributed via a buffer tank. The Optima HG model series is designed for use with hardwood split logs. The boiler operates on the wood gasification principle,