Could You be Eligible for Free Energy Upgrades?
Through the government-backed ECO4 scheme you could be eligible for free energy upgrades to their home. We’ll help make sure you don’t miss out.
If you’ve received a letter from us about free home energy upgrades, you’re in the right place.
We’re getting in touch with customers like you to make sure you’re aware of fully funded support that could be available for your home.
We understand that energy costs can be a concern—especially during the colder months. That’s why we’re helping households access government-backed schemes like ECO4, which offer energy-saving improvements at no cost if you’re eligible.
Certas Energy customers are already seeing the benefits. From insulation and heating to solar panels, the ECO4 scheme could cover the full cost of your upgrades.
Together with our trusted partner Next Energy, part of the Certas Energy group, we’ll guide you through everything, from your first call to choosing the free upgrades to your home.
Want to know more? Request a callback
Here are some of the solutions you could be eligible for...
- Solar Panels
- Air Source Heat Pump
- Internal and External Wall Insulation
- Loft and Floor Insulation



Expanded energy solutions, same trusted service.
Next Energy is a specialist provider of home energy upgrades and a member of the Certas Energy group.
Trusted by councils, local authorities, and energy companies across England, they’ve successfully upgraded more than 20,000 homes since 2016.
They’re the expert team we rely on to deliver energy efficiency improvements nationwide, managing everything from initial eligibility checks to full installation. With years of hands-on experience, they’ve helped thousands of households improve comfort, cut energy bills, and reduce emissions.
