Tel: 01380 736920 | Email: info@grantuk.com
Oil Boilers, Biomass Boilers, Solar PV, Air Source Heat Pumps, Hot Water Cylinders

Welcome to Grant UK

As a leading heating company in the UK and Ireland, we have been designing and manufacturing reliable and easy to install heating products for over 35 years.

From our award winning Vortex oil fired condensing boilers to the latest renewable technologies like solar thermal, air source heat pumps, cylinders and the new Spira condensing biomass boilers (wood pellet), our heating systems have a reputation for quality that is second to none.

We combine precision engineering, innovation, performance and value for money to produce sustainable heating solutions that are trusted by both installers and householders. There is never a compromise on quality. We design all products so that you can be sure that the durability and efficiency are sector leading. Our belief in simple solutions ensures that, while our technology is sophisticated, our products are low maintenance and easy to install. For a high quality, reliable and sustainable heating system, trust in Grant.



Our Products
Oil Fired Condensing Boilers
Heating Controls
Solar Thermal
Hot Water Cylinders
Air Source Heat Pumps
Grant Biomass Boilers
Information Downloads


  • Grant UK supporting the Heating & Renewables Roadshow 2015!

    • The Heating & Renewables Roadshow is bringing together industry experts and the latest efficient heating technologies at five venues within two weeks during September, and Grant UK will be with them at every stop. With locations situated throughout the UK, the Roadshows will offer visitors the opportunity to see the […]

  • Green Deal Home Improvement Fund to end

    • Earlier this month, the UK Government confirmed that it will no longer be financing the Green Deal Home Improvement Fund. On 30th September 2015 (or sooner if the funds run out), the Green Deal will close. This is a significant move on the Government’s part regarding its household energy efficiency […]

  • Grant UK supporting the Heating & Renewables Roadshow 2015!

    • The Heating & Renewables Roadshow is bringing together industry experts and the latest efficient heating technologies at five venues within two weeks during September, and Grant UK will be with them at every stop. With locations situated throughout the UK, the Roadshows will offer visitors the opportunity to see the […]

  • Green Deal Home Improvement Fund to end

    • Earlier this month, the UK Government confirmed that it will no longer be financing the Green Deal Home Improvement Fund. On 30th September 2015 (or sooner if the funds run out), the Green Deal will close. This is a significant move on the Government’s part regarding its household energy efficiency […]

  • Grant UK supporting the Heating & Renewables Roadshow 2015!

    • The Heating & Renewables Roadshow is bringing together industry experts and the latest efficient heating technologies at five venues within two weeks during September, and Grant UK will be with them at every stop. With locations situated throughout the UK, the Roadshows will offer visitors the opportunity to see the […]

  • Green Deal Home Improvement Fund to end

    • Earlier this month, the UK Government confirmed that it will no longer be financing the Green Deal Home Improvement Fund. On 30th September 2015 (or sooner if the funds run out), the Green Deal will close. This is a significant move on the Government’s part regarding its household energy efficiency […]

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