Tel: 01380 736920 | Email: info@grantuk.com

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
Biomass Boilers
Information Downloads


  • New energy management controls unveiled at Ecobuild

    • Auto Draft Grant Energy Management Controls THUMB  New energy management controls unveiled at Ecobuild

      Grant launched an array of new control solutions at Ecobuild in March, designed to optimise the efficiency of home heating.  The range incorporates weather compensation, sequence controllers, zone pumps and low loss headers. Heating controls hugely affect system performance and efficiency and the correct control system not only makes it [...]

  • Grant to launch new heat pump at Ecobuild 2013

    • Grant to launch new heat pump range at Ecobuild 2013 thumbnail aerona HE Range  Grant to launch new heat pump at Ecobuild 2013

      Following the success of the standard Aerona air to water heat pump models, and in response to comments and ideas from the trade, Grant UK has developed the Aerona HE range.  The brief for this was straightforward – bigger single phase outputs, higher efficiencies at lower operating temperatures and quieter [...]

  • New energy management controls unveiled at Ecobuild

    • Auto Draft Grant Energy Management Controls THUMB  New energy management controls unveiled at Ecobuild

      Grant launched an array of new control solutions at Ecobuild in March, designed to optimise the efficiency of home heating.  The range incorporates weather compensation, sequence controllers, zone pumps and low loss headers. Heating controls hugely affect system performance and efficiency and the correct control system not only makes it [...]

  • Grant to launch new heat pump at Ecobuild 2013

    • Grant to launch new heat pump range at Ecobuild 2013 thumbnail aerona HE Range  Grant to launch new heat pump at Ecobuild 2013

      Following the success of the standard Aerona air to water heat pump models, and in response to comments and ideas from the trade, Grant UK has developed the Aerona HE range.  The brief for this was straightforward – bigger single phase outputs, higher efficiencies at lower operating temperatures and quieter [...]

  • New energy management controls unveiled at Ecobuild

    • Auto Draft Grant Energy Management Controls THUMB  New energy management controls unveiled at Ecobuild

      Grant launched an array of new control solutions at Ecobuild in March, designed to optimise the efficiency of home heating.  The range incorporates weather compensation, sequence controllers, zone pumps and low loss headers. Heating controls hugely affect system performance and efficiency and the correct control system not only makes it [...]

  • Grant to launch new heat pump at Ecobuild 2013

    • Grant to launch new heat pump range at Ecobuild 2013 thumbnail aerona HE Range  Grant to launch new heat pump at Ecobuild 2013

      Following the success of the standard Aerona air to water heat pump models, and in response to comments and ideas from the trade, Grant UK has developed the Aerona HE range.  The brief for this was straightforward – bigger single phase outputs, higher efficiencies at lower operating temperatures and quieter [...]

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