Here at Grant UK, we are passionate about supplying sustainable and high performing heating systems which respond to the challenges of rising fuel costs and climate change. We are on a mission to provide choice for homeowners when it comes to heating their homes today and into the future, ensuring every home is kept warm efficiently with either traditional systems or renewable technologies.
Combining sleek design and the highly energy efficient R290 refrigerant, the Aerona 290 air source heat pumps deliver exceptional performance with an eye-catching contemporary design.
All of the Grant Vortex floor standing oil boilers are HVO compatible which means they can be converted to using Hydrotreated Vegetable Oil biofuel in a few simple steps.
Whether you are looking for a new boiler, a heat pump or a hybrid heating system, Grant supply the complete package including hot water cylinders and heat emitters to suit your home.
Our award-winning range of home heating products includes HVO compatible oil-fired boilers, air source heat pumps and hybrid heating solutions providing you with choice when it comes to upgrading your central heating system.
Grant products have been efficiently heating homes since 1978.
Our StoryWe have won over 35 awards recognising our product innovation and support.
View AwardsWe are committed to reducing carbon emissions from home heating.
Make the SwitchThe Grant Team strives to provide exceptional support for all our products.
Go to SupportExplore our range of efficient home heating products to find the right solution for your home.
Visit our Knowledge Hub to discover more about low carbon, sustainable ways to heat your home.
Access a range of online support to help you use and care for your Grant product.
Grant air source heat pumps operate incredibly quietly and to demonstrate just how quiet they are, we have a video which features an Aerona³ heat pump in operation, showing its sound levels and providing comparative sounds of other household appliances.
Find out moreServicePlan from Grant UK helps you keep up to date with regular servicing for your heat pump, cylinder and solar thermal system.
Discover Service PlanInstallerSHOW 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, showcasing the products and support the Company offer. Visitors can grab a drink at the Too Hot to Rock bar, go head to head with Heat Beats Guitar Battle and test their heat pump and rock knowledge in the Red Hot Rock Quiz! 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.
Through the Energy Company Obligation (ECO4) Scheme, installers who fit a Grant Aerona³ or Aerona 290 air source heat pump with an Aerona Smart Controller, which have been recognised as an ECO4 Substantial Innovation Measure by OFGEM, can now access a 45% innovation measure uplift.
Grant UK’s Aerona 290 Air Source Heat Pump training course for installers is now available to access online via the Grant eLearning Academy. The Aerona 290 Air Source Heat Pump Installer On-Demand Course has been designed to deliver in-depth R290 heat pump training at a click of a button, anytime and anywhere.
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!
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.
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.
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 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.
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 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.