Heating Solutions for Professionals
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Discover our sustainable heating solutions

Discover our sustainable heating solutions

Grant have been supporting professionals working in the heating sector for over four decades, providing efficient and reliable heating products to heat the homes of their customers. Alongside our supply of innovative heating technologies, we also strive to deliver comprehensive support from training and system design through to technical support provided onsite, over the phone and online.

NEW PRODUCT – LAUNCHED OCTOBER 2024

Aerona 290 Heat Pump

The Aerona 290 air-to-water heat pump is Grant’s fifth generation of heat pump, combining exceptional performance with a modern styling to provide your customers with an efficient low carbon heating solution.

  • R290 refrigerant The range uses the natural and more environmentally friendly R290 refrigerant which has a Global Warming Potential of 3.
  • Excellent SCOPs All of the Aerona 290 models are incredibly efficient and achieve excellent SCOPs.
  • Quiet Mark Accredited The Aerona 290 incorporate sound-reducing features with every model Quiet Mark accredited.
Discover the Aerona 290

Why choose Grant UK as your home heating partner?

When you turn to Grant, you are working with a market leading heating manufacturer who can provide you and your customers with package heating solutions and exceptional technical support whether you are requiring a traditional oil boiler or the latest renewable heating technology.

Experts in the Home Heating Sector

Experts in the Home Heating Sector

Since 1978, we have been designing and supplying innovative heating products.

Our Story
Award Winning Products and Training

Award Winning Products and Training

We are proud to have won industry awards for our products, services and Training Academy.

View Awards
Invested in Upskilling Heating Professionals

Invested in Upskilling Heating Professionals

We are committed to delivering high quality training on heat pumps and sustainable heating technologies.

Train with us
Tailored Support from Design to Handover

Tailored Support from Design to Handover

Our in-house renewable heating experts are here to help you from start to finish with your projects.

Speak to our Team

How can we help you today?

PRODUCT INSIGHT – OIL BOILERS

10 year Guarantees

Grant’s Vortex oil-fired boilers are available with extended guarantees when installed by a G1 Installer, including a 10 year guarantee which is available on the Vortex Pro Internal, External and Combi models. Terms and Conditions apply.

Discover the Vortex Boiler Range
10 year Guarantees
PRODUCT SUPPORT – TRAINING

Develop your Product Knowledge

Our award-winning Training Academy and state-of-the-art facilities allow us to offer a wide range of training courses including Grant product training and industry qualifications including OFTEC and ERS.

Find out more about Training
Develop your Product Knowledge
PRODUCT SUPPORT – TECHNICAL

Post Installation Support

We have a dedicated online support hub for installers, engineers and heating professionals who maintain Grant products with post-installation support including troubleshooting advice and videos.

Get Product Support
Post Installation Support

News & Updates from Grant UK

Win hospitality tickets to Oasis Live with Grant UK’s G1 Rock Stars!
News

Win hospitality tickets to Oasis Live with Grant UK’s G1 Rock Stars!

Grant UK is excited to unveil its G1 Rock Stars promotion which is exclusively open to G1 Installers. Between 1st April 2025 – 31st May 2025, G1 Installers who register eligible Grant products through the G1 Scheme will be automatically entered into a prize draw for the chance to win a pair of hospitality tickets to Oasis Live ’25 at Wembley Stadium in August 2025. With four pairs of tickets available, G1 Installers simply need to install, register and they could be rocking out at Wembley this Summer!

Grant UK heads to the highway with new heat pump display vans
News

Grant UK heads to the highway with new heat pump display vans

Two new display vans are joining Grant UK’s fleet this Spring and will be heading out on a nationwide Aerona 290 Roadshow. The vans will showcase Grant’s fifth generation heat pump range alongside many other sustainable heating technologies the Company has to offer to customers throughout England, Scotland and Wales.

Join Grant UK at InstallerSHOW 2025!
News

Join Grant UK at InstallerSHOW 2025!

InstallerSHOW 2025 is returning to the NEC, Birmingham, on 24th-26th June 2025 where Grant UK will be attending once again with an eye-catching stand. With over 800 exhibitors, InstallerSHOW 2025 is set to be the largest show to date and Grant UK is looking forward to being a part of it with their Stand 5C40.

Grant UK welcome Newbury College students to learn about heat pumps
News

Grant UK welcome Newbury College students to learn about heat pumps

In January, T Level students from Newbury College visited Grant UK’s headquarters to learn more about air source heat pumps, attending a dedicated training session to support their wider plumbing and heating studies.

Grant UK donates £10,000 to Wiltshire and Bath Air Ambulance following 2024 fundraising
News

Grant UK donates £10,000 to Wiltshire and Bath Air Ambulance following 2024 fundraising

After another busy year of fundraising activities, Grant UK has donated a further £10,000 to local charity, Wiltshire and Bath Air Ambulance. This latest amount brings Grant UK’s grand total of donations to £75,000, funds which are essential in helping Wiltshire and Bath Air Ambulance to deliver their lifesaving service.

Grant UK unveil new Instagram account for homeowners
News

Grant UK unveil new Instagram account for homeowners

Grant UK is kicking off the New Year by launching an Instagram account which is dedicated to homeowners - @GrantUK_Home. This new channel will share consumer focused content, from advice about choosing a new heating system through to post-installation support for looking after installed products.

G1 Installer upgrades Victorian terraced property with Aerona³ heat pump
News

G1 Installer upgrades Victorian terraced property with Aerona³ heat pump

A two-bedroom Victorian home in Norfolk has been completely renovated, significantly improving the energy efficiency of the property and upgrading the heating system with the installation of an Aerona³ air source heat pump and Grant QR hot water cylinder. The renovation was completed by G1 Installers Jax Plumbing and Heating, whose Directors own the property and was hands on with the renovation project from start to finish.

Grant UK's Specification Sales Team
News

Introducing Grant UK’s new Specification Sales Team

Grant UK has appointed three new roles within their Sales Team creating a dedicated New Build and Social Housing Specification Team. Gary Muir, Ian Lawley and Craig Payne have joined as Regional Specification Managers who will be providing specialised sales support to the new build and social housing sector to help them transition their properties to low carbon heating technologies.

Grant UK partner with Heat Pump Go
News

Grant UK partner with Heat Pump Go

Grant UK has partnered with the Heat Pump Go MCS Umbrella Scheme to offer their G1 Installers MCS certification on Aerona heat pump installations. The partnership offers G1 Installers who are not MCS accredited themselves the option to provide their customers with an MCS certified Grant heat pump installation.

Listen and watch the latest Net Zero Heating Show podcast episode
News

Listen and watch the latest Net Zero Heating Show podcast episode

A new episode of Grant UK’s podcast, the Net Zero Heating Show, is now available to listen to and, for the first time, watch! The latest episode is available to download via the main podcast platforms, including Apple Podcasts and Spotify, with a video version also available to view via Grant UK’s YouTube Channel.

We have an app for that

We have an app for that

Grant TechBox is exactly what its name suggests – an electronic source which stores all the Grant product technical manuals as downloads.

We have an app for that We have an app for that
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