Piston feeder boiler STALMARK 440 kW
Warranty:
- 48 months for tightness
- 24 months for electronic parts
Fuel:
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.
- 48 months for tightness
- 24 months for electronic parts
Fuel:
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.
Product specification
| Power output | 440 kW |
| Exhaust gas pipe diameter | 400 mm |
| Weight | 5350 kg |
| Efficiency | 89.2 % |
| Size of heated surface | 4400 m² |
| Water capacity | 1900 L |
| Boiler heating surface | 44 m² |
| Height | 3000 mm |
| Width | 2650 mm |
| Length | 1800 mm |
| Max. water temperature | 90 °C |
| Max working pressure | 1.5 bar |
| Required chimney draught | 40 Pa |
| Min. chimney height | 12 m |
| Min. incoming water temperature | 55 °C |
| Power supply | 400V |
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