Get a Free Boiler Replacement with the ECO4 Scheme – Here’s How You Qualify

If you’re a homeowner or tenant in the UK struggling with high energy bills, you might qualify for a free boiler replacement through the ECO4 scheme. At Eco Subs, we help households access government-backed grants to improve energy efficiency — and lower your bills for good.

What is the ECO4 Scheme?

The Energy Company Obligation (ECO4) is a government initiative aimed at reducing carbon emissions and tackling fuel poverty. Through this scheme, energy companies fund upgrades such as:

  • Free boiler replacements
  • Insulation improvements
  • Heating system upgrades

At Eco Subs, we specialize in helping eligible households navigate this process, ensuring they get the support they deserve.

Benefits of Replacing Your Boiler
  • Lower Energy Bills: A new A-rated boiler can save you up to £300 per year on heating.
  • Increased Efficiency: Modern boilers use less fuel and heat your home faster.
  • Reduced Carbon Footprint: Better for the planet, better for your conscience.
  • Zero Cost: For eligible households, it’s completely free — no hidden charges.
Who Qualifies for a Free Boiler?

You could be eligible if:

  • Your existing boiler is 10+ years old
  • You receive qualifying benefits (like Universal Credit, Income Support, etc.)
  • Your home has an EPC rating of D, E, F, or G

Still unsure? Don’t worry — we’ll check your eligibility for free.

Why Choose Eco Subs?
  • Fast Application Process
  • Fully Certified Engineers
  • No Upfront Costs
  • 100% Free for Qualifying Households

We manage everything from the paperwork to installation — you just sit back and enjoy a warmer, cheaper home.

Take the First Step – Apply Today

Don’t miss out on your chance to upgrade your heating system at zero cost. Fill out our quick online application form today and see if you qualify for a free boiler replacement.