With energy costs continuing to put pressure on UK households, many people are looking for ways to reduce their bills and make their homes more efficient. That’s where the ECO4 scheme comes in — a government-backed initiative offering free or heavily subsidised energy-saving upgrades for eligible homes.
In this article, we’ll explain what ECO4 is, who qualifies, and how it can help you save money.
The Energy Company Obligation (ECO) scheme is a UK government initiative that has been running since 2013. Now in its fourth phase — known as ECO4 — the scheme focuses on improving the energy efficiency of low-income and vulnerable households across Great Britain.
ECO4 is funded by major energy suppliers and aims to help households:
The scheme is set to run until March 2026, making now a great time to apply.
If you’re eligible, ECO4 can provide a range of completely free home upgrades, including:
The exact measures you’ll receive depend on your home and current energy performance.
ECO4 is aimed at helping households most in need. You may qualify if:
Landlords and tenants may also qualify under certain conditions.
Installing energy-efficient upgrades through ECO4 can lead to substantial savings:
| Upgrade Type | Potential Annual Savings* |
|---|---|
| Loft insulation | £300+ |
| Cavity wall insulation | £400+ |
| Air source heat pump | £500–£1,000 |
| Solar panels | £300–£600 |
*Estimates based on average UK energy use and 2025 tariffs. Actual savings vary.
Plus, the improvements are carried out at no cost to you, meaning you benefit without paying out of pocket.
The good news? Applying is simple.
If you qualify, LMF can help you arrange a free home survey and walk you through the process from start to finish.
📞 Call 0800 0987 667 to speak to a friendly energy assessor today.
You’ll find out if you’re eligible and what upgrades you could receive — completely free of charge.
ECO4 is a powerful way to take control of your energy bills and future-proof your home. If you're living in a home that’s difficult to heat or you're worried about rising energy costs, don’t miss this opportunity.
Get in touch today and see how much you could save.