Products
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Training
Train with the experts. Install with confidence.
We’re here to support you and your business with the installation of sustainable heating solutions for all homes.
Discover our sustainable heating solutions
How can we help you today?
Are you an installer interested in joining G1?
Through the G1 Scheme, you can access extended product guarantees, rewards and more
Looking for a boiler, heat pump or something else?
Grant products include HVO compatible boilers, heat pumps, underfloor heating, solar thermal and more
Are you a specifier or property developer?
Discover how we can support you with specifying sustainable heating systems
Tailored support for all Grant products
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
Quick Recovery 2 Cylinders
Whether you are installing a new air source heat pump or oil-fired boiler, the Quick Recovery 2 (QR2) hot water cylinders combine efficient operation with installer-friendly installation and design.
- Choice and adaptability The QR2 single coil cylinders are supplied in sizes from 150L up to 300L with standard, slimline and pre-plumbed models available.
- Straightforward installation Each cylinder has labelled tappings and connections and pre-plumbed models have factory-fitted pre-wired controls and primary system pipework.
- Ideally suited for heat pumps The QR2 cylinders feature a large internal stainless steel coil and are designed to complement the efficient operation of low temperature air source heat pumps.
Product Spotlight
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.
Product Spotlight
Smart Controls
The Aerona Smart Controller is an intuitive heat pump controller which is compatible with both the Aerona³ and Aerona 290 air source heat pump ranges.
- User-friendly navigation The Aerona Smart Controller’s touchscreen display is straightforward to navigate for both installers and end-users.
- Heating curve configuration Facilitates the option to independently adjust the heating curves of each zone.
- Remote monitoring Using the Aerona Smart WiFi Hub, the Aerona Smart Controller can be remotely monitored and managed.
PRODUCT SPOTLIGHT
Hybrid Technologies
We supply hybrid heating products which are designed to help homes start their transition to renewables and to reduce their dependency on fossil fuels.
- Oil boiler/heat pump hybrid The VortexAir combines an Aerona³ air source heat pump with a Vortex oil boiler to provide a greener solution for boiler replacements.
- Hybrid system hub The EvoLink Smart Hybrid System Hub enables an Aerona³ or Aerona 290 air source heat pump to be connected to an existing system using a fossil fuel boiler, such as gas or oil.
- Best of both worlds A hybrid heating system can help hard to heat homes incorporate renewable energy into their heating with the back up of a boiler.
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
Since 1978, we have been designing and supplying innovative heating products.
Our Story
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
We are committed to delivering high quality training on heat pumps and sustainable heating technologies.
Train with us
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 TeamPRODUCT 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.
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.
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.
News & Updates from Grant UK
News Company
Celebrate Grant UK’s 30th Anniversary with 90s Roadshow
Throughout the Summer, Grant UK’s Sales Team will be touring the display vans, visiting merchants with a special 90s themed Roadshow to celebrate the Company’s 30th Anniversary. Visitors to the Roadshow will not only see Grant UK’s products on display but they can also enjoy retro treats and nostalgic fun!
News Company
Celebrate Grant UK’s 30th Anniversary at InstallerSHOW 2026
Grant UK is looking forward to returning to the NEC, Birmingham, between 23rd-25th June 2026 for InstallerSHOW 2026. The Grant UK stand will be in its usual location by the Plaza (stand 5C44) where visitors can see exciting new products while also enjoying some nostalgia as part of Grant UK’s 30th Anniversary celebrations.
News Company
Grant UK joins SNIPEF as an Affiliate
Grant UK has joined the Scottish and Northern Ireland Plumbing Employers’ Federation (SNIPEF) as an Affiliate. Representing businesses in the plumbing and heating profession, SNIPEF works with its members to promote high standards in the industry and as an Affiliate, Grant UK is looking forward to supporting SNIPEF members with the supply of efficient heating solutions for their customers.
News Company
Grant UK becomes a member of Homes for Scotland
Grant UK is pleased to announce that it is now an Associate Member of Homes for Scotland (HFS). Working closely with Scottish Government and their members, HFS influence policy around new build homes in Scotland so Grant UK is looking forward to supporting their work with a focus on low-carbon heating.
News G1
Introducing Grant UK’s upgraded G1 Portal and Click app
Grant UK has updated its Portal and Click app platforms which are exclusively available to members of the G1 Installer Scheme. The upgraded Portal and Click app have a fresh look, improved functionality and new features designed to support installers with their product registrations and make accessing scheme benefits easier than ever.
News Case Study
Start with Grant – an installer’s journey through the Scheme
In Summer 2025, Grant UK launched Start with Grant which is part of NESTA’s Start at Home initiative. In this case study, we follow an installer’s journey from start to finish through the Scheme which has resulted in the installer enjoying a fully funded Grant air source heat pump heating system in their home.
News Company
Three decades strong! Grant UK celebrates 30 years in the UK heating market
It’s celebration time for Grant UK as it marks 30 years since the company was established. Founded in 1996, the Company has grown from a small, family-run operation into one of the country’s best-known names in oil-fired and renewable heating technologies.
News Case Study
Training with Grant UK – an engineer’s perspective
In 2023, Laura Chown-Hammond joined Accredited Heating Services who are G1 Installers based in Colchester. In her role as Business Development Manager, Laura wanted to learn more about what their engineers did each day and after some time out on the road, an interest was sparked which marked the start of Laura’s journey to become a qualified heating engineer. Here, we talk to Laura to hear how Grant UK’s Training Academy has helped her upskill for her new career path.
News Company
Richard Moncur joins Grant UK’s Sales Team
Grant UK has appointed Richard Moncur as their new Renewables Business Development Manager covering Scotland and Northern England. Richard will be responsible for supporting renewables business development across the region, working closely with developers, social housing providers, installers, contractors and merchant partners to support the transition to low carbon, sustainable home heating.
News Case Study
Living with a Grant Aerona 290 heat pump
In Spring 2025, a G1 Installer fitted a Grant Aerona 290 air-to-water heat pump in their home, replacing an older heat pump unit previously installed. In this case study, we catch up with the installer, Mark Rolfe, to learn more about the installation, why he chose a Grant R290 heat pump and how his new heat pump system has been operating.
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.
