ETA SH20 10-20kw

Efficiency: 92%

Thermal Power: 10-20kw


Wood gasification boiler with speed controlled draught fan (76 W only) for operation independent from chimney draught
Large fuel chamber (150 liter for 20 and 30kW, 225 liter for 40, 50 and 60 kW)
Insulated glow zone chamber (patent)
Lambda control and regulated primary and secondary air valves
Complete control system for your heating system with 5,7″ touchscreen, buffer management, hot water heating (tank or fresh water), weather-based heating circuit control with weekly programme for two circuits
Output control with 3 buffer tank sensors for best stratification in the buffer tank
Easy ash removal from the front, semi-automatic heat exchanger cleaning with lever on the right or left hand side
Controlled return riser with mixing valve

Product Description

  • Large fuel chamber – 150 litres in SH 20/30 and 223 litres in SH 40/50/60, for half-metre logs with depth of 56 cm
  • Carbonisation gas extraction – prevents escape of smoke when adding fuel
  • Ignition without matches – thanks to long ember retention
  • Ignition door – Simple ignition via the middle door if no embers remain in the boiler
  • Easy ash removal – Ash removal just once a week via the combusti on chamber door in front; no side-mounted doors
  • Primary and secondary air valve actuator – with monitored position feedback

Additional Information



Fuel Type


Heating Type

Wood Gasification Boilers



Nominal Thermal Power


Weight (kg)



11kw to 20kw