Boiler Defro KDR Plus 3 20 kW

Boiler Defro KDR Plus 3 20 kW

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5818.00 PLN



Cost: Individual calculation
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- 4 years for tightness of the boiler's exchanger,
- 2 years for other elements.

Product specification

Power output 20 kW
Exhaust gas pipe diameter 159 mm
Weight 355 kg
Efficiency 83 %
Min. chimney diameter 160 mm
Size of heated surface 220 m²
Water capacity 106 L
Boiler heating surface 2.2 m²
Inner metal sheet thickness 6 mm
Height 1569 mm
Width 597 mm
Exhaust pipe distance measured from the floor to its base 1086 mm
Depth 1080 mm
Max. water temperature 85 °C
Max working pressure 1.5 bar
Loading compartment dimensions 308 x 238 mm
Size of the combustion chamber (width/depth/height) 308 x 547 x 230 mm
Required chimney draught 26 Pa
Minimum chimney section 14 x 14 cm²
Min. chimney height 7 m
Outlet and inlet size 1 1/2 inch
Min. incoming water temperature 65 °C
Power supply 230/50
Absorbed power 44 W


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