For sales or technical enquiries, call 01244 913 320 or email

Grund Boiler stove, 20kW

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Ecodesign 2022 compliant.

Massive stove with massive 20 kW output.

A unique looking stove in black, with white stone-look base.

10 kW boiler for vented heating cicuit.

Availability: call 01244 913 320 for availability


Delivery: normally within 3 working days.  Next day possible if ordered before 12 (T & C's apply). more about delivery .

For more info call 01244 913 320 or email us 

We aim to give you the best prices on all stoves, and include a free flue pipe. If you've seen it cheaper, call or email us the link.

Free flue design service  - we aim to beat any quote for similar products.


More Info


Controllable output from 10 kW to 22 kW

Connector for combustion air from outside the building.

The stove is recommended to heat a very large space of 200-440 m3... or an extremely cold house.

Large firebox which can take several 20" logs.

Fuel consumption at nominal output is 6.4 kg / hr of dry wood or coal.

Meets the strictest German / Austrian standards for pollution and efficiency.

Traditional boiler with a volume of 15.82 liters and a heat transfer surface area of 0.65 m2.

Tertiary air supply and the ability to connect to an external air duct.

Tested fuel: wood, wood briquettes and lignite coal.

*Ecodesign 2022 Compliant: Meets the requirements of The European Union Commission Regulation (EU) 2015/1185 of 24 April 2015. This regulation will be adopted by the UK government if the UK leaves the European Union.



Room Output 10 kW
Boiler Output: kW 10 kW
Connection to External Air Supply (7) YES, Optional duct required.
Efficiency: Wood / Lignite % 75%
Width (2) mm 820
Stove Height (1) mm 1252
Stove Depth (3) mm 488
Flue Outlet Diameter (4) mm 150 mm (6")
Flue Outlet Rear only
Fuel type Wood and Brown Coal / Lignite
Firebox (WxDxH) mm 500 mm logs
Window Size 300 x 570 mm
Material Steel
Boiler Capacity (Litres) 15.82
Nominal Output: kW (total) 20


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