Products

Oil Boilers

Award winning Grant Vortex condensing boiler range, available in outputs from 12-70kW. Endorsed by the Energy Savings Trust, the appliances are currently some of the most efficient oil-fired boilers on the market.

Vortex Blue: Internal

Vortex Blue: Internal

  • Award winning range
  • Outputs of 15-21, 21-26 and 26-36kW
  • 90.7 - 93.3% Gross SAP2009 annual efficiency
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Vortex Pro: Internal

Vortex Pro: Internal

  • Award winning range
  • Outputs ranging from 15-70kW
  • 90.7- 93.3% Gross SAP2009 annual efficiency
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Vortex Blue: External

Vortex Blue: External

  • Award winning range
  • Outputs of 15-21, 21-26 and 26-36kW
  • 90.7- 93.3% Gross SAP2009 annual efficiency
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Vortex Pro: External

Vortex Pro: External

  • Award winning range
  • Outputs ranging from 15-70kW
  • 90.7- 93.3% Gross SAP2009 annual efficiency
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Vortex Blue: Internal Combi

Vortex Blue: Internal Combi

  • Award winning range
  • Outputs of 21, 26 and 36kW
  • 89.5- 91.6% Gross SAP2009 annual efficiency
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Vortex Pro: Internal Combi

Vortex Pro: Internal Combi

  • Award winning range
  • Outputs of 21, 26 and 36kW
  • 89.5- 91.6% Gross SAP2009 annual efficiency
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Vortex Blue: External Combi

Vortex Blue: External Combi

  • Award winning range
  • Outputs of 21, 26 and 36kW
  • 89.5- 91.6% Gross SAP2009 annual efficiency
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Vortex Pro: External Combi

Vortex Pro: External Combi

  • Award winning range
  • Outputs of 21, 26 and 36kW
  • 89.5- 91.6% Gross SAP2009 annual efficiency
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Vortex Boiler House

Vortex Boiler House

  • Award winning product range
  • Outputs ranging from 15–70kW
  • 90.7 – 93.3% Gross SAP2009 annual efficiency
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Vortex Eco: Internal Wall Hung

Vortex Eco: Internal Wall Hung

  • Award winning range
  • Outputs ranging from 12–21kW
  • 91.6 – 91.9% Gross SAP2009 annual efficiency
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Vortex Eco: External Wall Hung

Vortex Eco: External Wall Hung

  • Award winning range
  • Outputs ranging from 12–21kW
  • 91.6 – 91.9% Gross SAP2009 annual efficiency
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Vortex Eco: Internal

Vortex Eco: Internal

  • Award winning range
  • Outputs ranging from 15–35kW
  • 90.3 – 90.8% Gross SAP2009 annual efficiency
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Vortex Eco: External

Vortex Eco: External

  • Award winning range
  • Outputs ranging from 15–35kW
  • 90.3 – 90.8% Gross SAP2009 annual efficiency
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Why upgrade to a Grant oil-fired boiler?

For the past 40 years Grant has developed some of the most innovative and efficient oil-fired boilers in the UK and Ireland.  Utilising our patented Vortex stainless steel secondary heat exchanger, Grant boilers are designed and manufactured to the highest standards so you can be confident in their durability and efficiency.  We believe in simplicity, and while our technology is advanced, our boilers are low maintenance and easy to install. And with over 60 models and hundreds of different EZ-Fit flue combinations there's sure to be a solution that's right for you.

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