
Comprehensive Project Support
Dedicated designers & engineers, onsite management, and technical support.

Extensive Warranty Coverage
2-year workmanship, 5-7 year heat pump, and 75-year pipe warranties.

Certified Heat Pump Installation
MCS-accredited, fully certified, providing expert heat pump installation services.

Boiler Upgrade Scheme
Certified installer for £7,500 boiler upgrade scheme grants.
How the boiler upgrade scheme works
The Boiler Upgrade Scheme is simple to apply for and ensures that the transition to greener energy is as seamless as possible. Here’s how the process works:
Check Your Eligibility
The scheme is available to self-build developments, homeowners, private landlords, and small businesses in England, Scotland, and Wales. If you are replacing an old gas or oil boiler, you could be eligible for a grant.
Approved Installer
To qualify for the grant, your installation must be carried out by an accredited installer who is approved by the government. Speak to one of our team today who will handle your installation with care and efficiency.
Apply for the Grant
The grant is applied directly by an MCS accredited installer. The process is straightforward, and we will guide you through the application process to ensure you meet all requirements.
Install Your New Air Source Heat Pump
Once your application is approved, Terra Therma will schedule the installation. The team will remove your old gas boiler and replace it with a cutting-edge air source heat pump system tailored to your home’s heating needs.
Enjoy the Benefits
Once installed, you can start enjoying the many benefits of your new heating system.
What is the Boiler Upgrade Scheme?
The Boiler Upgrade Scheme is a UK government initiative that provides financial assistance to homeowners and those undertaking new build self-build projects. This program offers grants to help offset the cost of installing more sustainable heating solutions, such as air source heat pumps.
The scheme supports your journey toward energy efficiency and helps the UK meet its carbon reduction targets. By switching to greener alternatives, you’ll not only be contributing to a cleaner environment but also benefiting from potentially lower energy bills and increased property value.
Key Benefits of the Scheme:

Financial Assistance: Get a grant of £7,500 to help cover the cost of replacing your old boiler with an air source heat pump.

Environmental Impact: Reduce your home’s carbon footprint and contribute to the UK’s goal of reaching net-zero emissions.

Lower Energy Bills: Air source heat pumps are highly efficient, which could lead to significant savings on your heating costs in the long term.

Increased Property Value: Energy-efficient homes are increasingly desirable on the property market.
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Exploring our success stories: Terra Therma case studies
See our renewable heating solutions in action by exploring our case studies. Discover how we’ve helped clients achieve energy-efficient, cost-effective systems tailored to their needs.