24- 26 July 2026

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Hargassner wood chip boiler Eco-HK on an exhibition

Eco-friendly heating

Modern
& efficient
heating
systems

Hargassner - heating technology of the future

Extensive know-how, over 40 years of experience and a great feel for environmentally friendly heating and renewable energy: all this is evident in Hargassner's innovative biomass heating systems.

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Pellet boilers for
every requirement

Pellet Boiler

Hargassner

Hargassner pellet boiler are enormously energy-saving, powerful and versatile - for every need.

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State-of-the-art
wood log gasifier technology

Wood Log Boiler

Hargassner

Hargassner wood log boiler combine first-class efficiency with the lowest emission values.

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Highly efficient combination boilers for firewood and pellets

Combi Boiler

Hargassner

Smart-DUO: our new high-end combi for comfort & independence.

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Smart-Duo combination heater 17-30 kW | Heating

Innovative and affordable
heating with wood chips

Wood Chip Boiler

Hargassner

Modern wood chip heating systems from Hargassner combine comfort, flexibility and efficiency.

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Solar panels -
Use the power of the sun

Solar Panels

Hargassner

Saving energy & costs starts on the roof.
Combine biomass heating with solar & profit.

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Solar collector TS 300 | View with section of inner workings | Hargassner

Highest efficiency for
industry & trade

Industrial Boiler

Hargassner

Sustainable solution for industrial heating needs.

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Industrial heating Magno-SR front without attachments

Heating modules -
Practical, affordable & versatile

Hargassner

With Eco-Box, Heating module & Powerbox
you can heat everything.

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Show all products More about biomass

CO2 neutral and sustainable for our future

Biomass
heating
systems

Technology from Austria

Biomass heating pioneers

GILLES / HARGASSNER is a manufacturer to offer single boilers ranging from very small 6 kW to massive 2.5 MW!

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Top performance

The most modern heating technology from Austria

High annual investments in research and development make GILLES / HARGASSNER boilers a reliable choice.

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Direct support with benefits

The manufacturer’s know-how

As a manufacturer, we have always focused on direct contact with end customers and offer direct access to our experts.

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Modern and highly efficient heating systems for the UK

HARGASSNER offers solutions for private households, for agriculture & forestry, for trade & industry, for catering & hotels as well as for public buildings in the UK.

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