Still relying on old electric heaters or an ancient boiler? If you live in Wales, you could qualify for a brand-new heating system through the government-backed ECO4 scheme — with no upfront cost.
Thanks to the ECO4 Heating Grant, Welsh households can now get:
- A FREE boiler replacement
- First-time central heating system
- Free insulation upgrades (loft, cavity wall, underfloor)
- Smart controls & even air source heat pumps
This isn’t a loan — it’s part of the UK government’s mission to help low-income and vulnerable households cut energy bills and stay warm. And Prisma Services is here to make it happen for YOU.
Whether you’re in Cardiff, Carmarthen, Wrexham or Rhondda — we’ve got you covered.
But don’t wait — ECO4 funding is limited. See if you qualify in just 60 seconds.
What Is the ECO4 Scheme?
The Energy Company Obligation 4 (ECO4) is a UK government program running until March 2026. It helps eligible households reduce energy use by upgrading heating systems and insulation — at no cost to you.
Major energy suppliers fund these upgrades, and accredited installers like Prisma Services carry them out.
It’s 100% real.
t’s backed by law.
And it could save you £300–£800 per year in energy bills.
Who Qualifies for Free Heating Upgrades in Wales?
You could qualify for the ECO4 grant if:
- You live in Wales
- You own your home or rent privately (with landlord permission)
- Your home has a low EPC rating (D, E, F or G)
- You receive one or more benefits like:
- Pension Credit
- Universal Credit
- Housing Benefit
- Income-related ESA, JSA or Income Support
- Child Tax Credit / Working Tax Credit
- Carer’s Allowance / Attendance Allowance
Apply now. Stay warm. Save more.
With Prisma Services, your free heating upgrade in Wales is just a click away.
What Can ECO4 Cover in Welsh Homes?
Under ECO4, you can receive:
- FREE A-rated Boiler Replacement
Have an old boiler (over 15 years old or non-condensing)? Get a high-efficiency combi boiler fitted FREE.
- First-Time Central Heating
If you rely on plug-in heaters, storage heaters or coal — we’ll install full gas central heating (radiators + boiler + thermostat) at no cost.
- Air Source Heat Pumps
In off-grid Welsh areas (like parts of Powys or Pembrokeshire), ECO4 may fund low-carbon heat pump systems.
- FREE Insulation Upgrades
Add loft, cavity or underfloor insulation to keep the heat in and bills down — also covered under the grant.
Areas Covered: Free Heating Grants Across Wales
Prisma Services proudly delivers ECO4-funded upgrades across all of Wales, including:
South Wales:
- Free boiler upgrades in Cardiff (Splott, Grangetown, Ely)
- Central heating grants in Newport, Caerphilly, Bridgend
- ECO4 insulation in Merthyr Tydfil & RCT
West & Mid Wales:
- Free heating in Carmarthen, Llanelli, Aberystwyth
- Rural homes in Pembrokeshire & Powys qualify for insulation + heat pumps
North Wales:
- Free boiler grants in Wrexham, Bangor, Llandudno
- Energy upgrades in Flintshire, Denbighshire, and Conwy
No matter where you are, our local surveyors and engineers are ready to assist.
Real Lives Transformed by ECO4 (Wales)
Megan from Cwmbran:
“I couldn’t afford heating and relied on hot water bottles. Prisma got me full central heating for free. I’m finally warm this winter.”
Ieuan in Llanelli:
“My bills were out of control. Now I’ve got a new combi boiler and free insulation — I’m saving around £600 a year.”
Why Choose Prisma Services?
We’re trusted ECO4 specialists serving all of Wales — from bustling Cardiff to the valleys of Rhondda.
60-second online checker — fast and free
Experts in ECO4 and ECO Flex
Trusted by Welsh councils and landlords
Accredited installers with 5-star customer reviews
Full support from eligibility to final installation
Limited ECO4 Funding – Apply Today
ECO4 is available until 2026 — but local funding is limited, and demand is high.
If your home needs a heating upgrade, don’t miss this chance to:
Slash your energy bills
Stay warm and healthy in 2025
Increase your home’s EPC rating
Get expert help with ZERO upfront cost
Call Prisma Services today or
Use our 60-second eligibility checker now to see if you qualify!