Biomass Heating Systems

In partnership with Hargassner UK

D&J Franks Renewables are registered installers for Hargassner biomass heating systems in the UK. Hargassner is a premium brand with a state-of-the-art boiler range and over 30 years of experience in the development of biomass heating technologies.

Hargassner Biomass Heating

Biomass is suitable for offices, hospitals, schools, retail, industrial and commercial applications as well as district heating schemes and many more applications.

Hargassner boilers are characterised by the lowest emissions and highest efficiency, with maximum comfort and long lifetimes. 

Designed for projects of all shapes and sizes, Hargassner boilers are safe and easy to install and are backed with unrivalled extended warranties, letting customers know they’re in safe hands.

Hargassner facts:

  • Wood Chip, Pellet and Log boilers from 3-800 kW
  • 90,000 Operating boilers
  • 10,000 Boilers per annum
  • 220 qualified employees
  • worldwide operation 
  • UK office

Biomass Installations in the North East

If you are based in the North East and interested in a Biomass Installation you may be eligible for funding towards the installation - find out more on our Renewable Heat Incentive Scheme page.

Wood Chip Heating Systems

Wood Pellet Boilers

Best In Class Biomass Heating Solutions


The Renewable Heating Incentive can help fund the cost of your installation as well as providing ongoing financial incentive payments.

This government-run scheme offers cash payments for every kilowatt of renewable energy produced through biomass heating and air or ground heat pumps. The RHI is open to eligible commercial and domestic customers in the UK.

Contact us to find out how Biomass heating can benefit you.

Contact Us

Enterprise House
The Hub
Aycliffe Business Park
Co Durham

+44 (0)800 1244 440

Our Services

D&J Franks Renewables have been providing heating solutions for over 40 years for both commercial and domestic clients across the North East and across the UK.

We provide a complete service for biomass and heat pump renewable heating, from design, installation and servicing, to technical consultancy for new developments and district heating schemes.

Find Us


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