Piston feeder boiler STALMARK 70 kW
- 48 months for tightness
- 24 months for electronic parts
Coal of a granulation from 5 to 40mm
Thanks to its construction Duo Boss is one of the most adjustable boilers with piston feeder. It can be used in both big and small boiler rooms.
Its combustion chamber has side piston feeder and water grate. The boiler is equipped with modern ST-609H controller used for central heating pomp, hot utility water, floor heating and circulating pomp.
|Power output||70 kW|
|Exhaust gas pipe diameter||246 mm|
|Size of heated surface||700 m²|
|Water capacity||240 L|
|Boiler heating surface||7 m²|
|Max. water temperature||95 °C|
|Max working pressure||1.5 bar|
|Required chimney draught||30 Pa|
|Min. chimney height||7.5 m|
|Min. incoming water temperature||55 °C|