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.

Flues

Find a merchant

Use our national merchant search to find a Grant supplier near you

Configure your flue

We have a wide range of options available when it comes to flue systems, here's a helpful hand to put the right flue with the right boiler.

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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.

Looking to fit and endorse Grant Products

The G1 scheme provides installers with the tools they need to fit and endorse Grant UK products - from training through to marketing support

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Explore the range

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