Energy grants in Wales

Quick answer

In Wales, eligible households can access the Welsh Government Nest scheme, ECO4 and local authority programmes for insulation, heating and energy efficiency improvements.

Welsh energy support routes

Nest — Welsh Government scheme for low-income households at risk of fuel poverty
ECO4 — GB-wide route for benefits / low income / vulnerable households
Local authority schemes and group-buy programmes

Insulation support

Loft, cavity and solid wall insulation is commonly funded for EPC D-G homes that meet income or benefits criteria.

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Heating support

Boiler replacement, heating controls, and heat pump support via the Boiler Upgrade Scheme.

Local council routes

Council schemes vary across Wales. Check your local authority’s energy advice page.

EPC considerations

EPC D-G homes are typically prioritised. A current EPC helps confirm eligibility quickly.

DisclaimerThis page is for guidance only and does not guarantee eligibility. Final approval depends on the relevant scheme provider, local authority, installer assessment and property survey.

Frequently asked questions

Is Nest free?

For eligible households, the Nest scheme funds qualifying improvements at no cost.

Do I need to be on benefits for Nest?

Benefits and low income are common routes. Check current Nest criteria.

Does the Boiler Upgrade Scheme cover Wales?

Yes, it operates across England and Wales.

How does my EPC affect eligibility?

Most major schemes prioritise EPC D-G homes. If your rating is unknown, you can still use our checker and confirm later.

Does this checker guarantee funding?

No. It is a guidance tool. Final eligibility is confirmed by the relevant scheme provider, council or approved installer.

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A free 60-second guided check covering ECO4, Warm Homes, insulation, heat pumps and solar.