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Viadrus Hercules U22 D4 20 kW

Photos - Boiler Viadrus Hercules U22 D4 20 kW
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$682.32 up to $1,082.23
Solid fuel chimney floor single-circuit boiler of moderate power that does not require connection to a household electrical network. The manufacturer is positioned as a product of the middle price category with wood-fired power (it is also possible to use hard/lignite coal, anthracite or coke). It is the youngest model in the family of Viadrus Hercules U22 devices. It is intended for heating houses/cottages, as well as commercial, communal, household and industrial premises up to 150 m2, which are equipped with a water heating system with natural or forced circulation of the coolant. Equipped with an open combustion chamber, designed for installation in a separate non-residential (boiler) room. For safe regular operation of the device, free air flow and a well-equipped chimney system of a...certain geometry with a natural draft of more than 18 Pa (approximate height of more than 5 m) are required. In addition to the above types of fuel, the Viadrus Hercules U22 D4 boiler can operate on wood-based pellets and briquettes. Cast iron 4-section heat exchanger provides efficiency up to 78%. When loaded with anthracite, it can provide a significant duration of the working cycle (up to 12 hours). Heat-resistant grates and doors are designed for many years of trouble-free operation.
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Viadrus Hercules U22 D4 20 kW
Energy source:firewood
Mount:floor, single-circuit
Boiler power:20 kW, area ~ 150 m²
Combustion chamber:open, flue 156 mm

Solid fuel chimney floor single-circuit boiler of moderate power that does not require connection to a household electrical network. The manufacturer is positioned as a product of the middle price category with wood-fired power (it is also possible to use hard/lignite coal, anthracite or coke). It is the youngest model in the family of Viadrus Hercules U22 devices. It is intended for heating houses/cottages, as well as commercial, communal, household and industrial premises up to 150 m2, which are equipped with a water heating system with natural or forced circulation of the coolant.

Equipped with an open combustion chamber, designed for installation in a separate non-residential (boiler) room. For safe regular operation of the device, free air flow and a well-equipped chimney system of a certain geometry with a natural draft of more than 18 Pa (approximate height of more than 5 m) are required. In addition to the above types of fuel, the Viadrus Hercules U22 D4 boiler can operate on wood-based pellets and briquettes. Cast iron 4-section heat exchanger provides efficiency up to 78%. When loaded with anthracite, it can provide a significant duration of the working cycle (up to 12 hours). Heat-resistant grates and doors are designed for many years of trouble-free operation.

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All specifications
Specifications Hercules U22 D4
Main
Energy sourcefirewood
Installationfloor
Typesingle-circuit (heating only)
Heating area150 m²
Technical specs
Heat output20 kW
Power supplyautonomous (no electricity)
Coolant min. T60 °С
Coolant max. T90 °С
Heating circuit max. pressure4 bar
Consumer specs
Circulation pump
Boiler specs
Efficiency78 %
Combustion chamberopen (atmospheric)
Flue diameter156 mm
Heat exchangercast iron
Connections
Central heating flow2"
Central heating return2"
More specs
Dimensions (HxWxD)974x520x750 mm
Weight257 kg
Added to E-Catalognovember 2010
FAQ: 10 frequently asked questions about heating boilersAnswers to common questions in the section "heating boilers"
Information in model description is for reference purposes.
Before buying always check characteristics and configuration of product with online store manager
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Additional features boiler Viadrus Hercules U22 D4:
  • The volume of the firebox is 47 liters.
  • Firebox depth — 339 mm
  • Maximum fuel consumption — 6.8 kg/h
  • Reserve fuel: brown coal, hard coal, coke
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(energy source) 
firewood 
Out of stock
Hercules U22 D4