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Oil Boilers Vortex Pro: Internal Vortex Pro: External Vortex Pro: Internal Combi Vortex Pro: External Combi Vortex Boiler House Vortex Eco: Internal Wall Hung Vortex Eco: External Wall Hung Vortex Eco: Internal Vortex Eco: External
Air Source Heat Pumps Grant Aerona³ R32 Air Source Heat Pump Range Grant Aerona 290 Air Source Heat Pump Range Grant Aerona accessories Grant Aerona Controls
Hybrids Grant VortexAir Range Grant VortexAir Accessories EvoLink Hybrid System Hub
Underfloor Heating Uflex Underfloor Heating Uflex MINI Underfloor Heating Uflex Heating Controls Uflex & Uflex MINI Overlay Underfloor Heating System
Aluminium Radiators Afinia Radiators
Cylinders Grant Quick Recovery Cylinders Grant Quick Recovery Integrated Cylinder
Solar Thermal Grant Solar Collectors Grant WinterSol Grant CombiSol
Accessories Grant EZ-Fit Flue Systems Grant Mag One DUO Magnetic Filter
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Support & Specification

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Products
Oil Boilers
Air Source Heat Pumps
Hybrids
Underfloor Heating
Aluminium Radiators
Cylinders
Solar Thermal
Accessories
Explore all our Product Ranges
Training
Academy Courses CPD Seminars eLearning Academy OFTEC Courses ERS Training Courses
Support & Specification

Find Support:

Product Support Spares Find your Representative Register a Product Design & Specification Services Find a Merchant Events Media FAQs Net Zero Heating Show Podcast

Specification Hub:

Insights Projects BIM Library Support Visit the Specification Hub
About Us
Company Heritage News Contact Us Careers Blog Corporate Social Responsibility Hub
Home Professional Specification Hub Support

Specification Hub

Support

From our comprehensive range of sustainable heating products and renewable package heating solutions through to RIBA approved CPD training, design and onsite technical assistance, Grant UK are here to support housebuilders and developers, social housing associations, specifiers and architects with installing low carbon heating solutions into their properties.

Why specify Grant for your projects?

Grant design, manufacture and supply ground-breaking sustainable heating products, which are distributed throughout the globe including the UK and Ireland, France, Greece and New Zealand. Our UK HQ distributes products to over 4000 merchant outlets across mainland Great Britain alone.

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Support from start to finish

Specifying an air source heat pump heating system is different to a conventional boiler and this is why we have invested in our Teams and in-house resources. We can support you throughout the installation process, from initial discussions at the planning stage through to on-site visits and technical assistance. Whatever the stage of your project, a member of the Grant Team is here to help with:

Speak to our Team

Training & CPD Learning

Through our Training Academy and online eLearning Academy, we deliver a range of industry qualifications and assessments as well as product training. Alongside our state-of-the-art Training Academy, our eLearning Academy is home to a catalogue of online courses about renewable heating products and legislative updates. As a member of the RIBA CPD Providers Network and the CIBSE Approved CPD Directory, the Grant Team also delivers face to face and on-demand online heat pump CPD seminars.

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Dedicated Design & Specification Team

As a company, we believe in building strong, supportive relationships with our customers. Our Design & Specification Team will understand your project and specific requirements, and can support with following:

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Your local Sales Representative

Our field-based sales team comprises of Area and Regional Sales Managers, Sales Support Engineers and a dedicated Specification Sales Team. Each of our Regional Specification Managers provide tailored support on low carbon heating systems specifically for developers and social housing associations, working with our in-house renewables experts, designers and pre-sales technical teams to provide advice with heat pump system specification and schematics. If you work in the new build or housing association sector, please contact a member of our Specification Sales Team:

  • Gary Muir (Regional Specification Manager – Scotland & Northern England) - 07534 823813
  • Craig Payne (Regional Specification Manager – Wales & West of England) - 07534 823801
  • Ian Lawley (Regional Specification Manager – East of England & Midlands) - 07534 820556
Find your Representative

Supporting your customers

For a heat pump system to perform at its best, it is essential that homeowners and tenants understand how their low carbon heating system works. This is why we pride ourselves on providing extensive after-sales customer support and resources, including:

Visit Homeowner Support Centre

Leading by example

In addition to our supply of the latest low carbon heating systems and provision of exceptional customer support, here at Grant UK we are striving to be more sustainable and environmentally friendly as a business. Through Grant Project Zero, we have:

  • Achieved carbon neutral status since 2021
  • Significantly reduced our carbon emissions
  • Significantly reduced our waste by using more recyclable packaging
  • Set a clear roadmap towards net zero goals
Discover Grant Project Zero

Corporate Social Responsibility Hub

The CSR Hub details how Grant UK manages its business processes to create an overall positive impact on the local community, the wider environment, and employees, suppliers, and customers.

Learn more about Grant UK’s CSR

View the Grant heating range

Explore our established range of heating products, from oil boilers and hybrids to solar thermal systems, air source heat pumps, cylinders and heat emitters

View Range

Latest 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

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!

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 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

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.

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

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

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.

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