The Boiler Upgrade Scheme (BUS): Everything UK Homeowners Need to Know in 2026

The Boiler Upgrade Scheme (BUS): Everything UK Homeowners Need to Know in 2026

With energy prices fluctuating and the UK pushing towards net zero, more homeowners are looking for smarter, more efficient ways to heat their homes. That’s where the Boiler Upgrade Scheme (BUS) comes in.

If you’re considering replacing your old boiler, this government-backed initiative could save you thousands.

 

What is the Boiler Upgrade Scheme?

The Boiler Upgrade Scheme (BUS) is a UK government grant designed to help homeowners switch from traditional fossil fuel heating systems—like gas or oil boilers—to low-carbon alternatives such as heat pumps. 

Through the scheme, eligible homeowners in England and Wales can receive:

  • £7,500 towards an air source heat pump 
  • £7,500 towards a ground source heat pump 
  • £5,000 towards a biomass boiler 

Rather than receiving the money directly, the grant is applied upfront as a discount on your installation cost by an approved installer. 

 

Why the BUS Scheme Matters

Heating our homes accounts for a significant portion of the UK’s carbon emissions. The BUS scheme was introduced to:

  • Reduce reliance on fossil fuels 
  • Lower household carbon footprints 
  • Make renewable heating more affordable 
  • Support the UK’s net zero by 2050 target 

In simple terms, it’s about helping homeowners’ future-proof their homes while saving money.

 

How Much Can You Save?

One of the biggest barriers to installing a heat pump has always been the upfront cost. The BUS scheme tackles this directly.

For example:

  • Typical air source heat pump cost: £10,000–£15,000 
  • BUS grant: £7,500 
  • Potential out-of-pocket cost: £2,500–£7,500 

This makes low-carbon heating far more accessible than ever before.

 

Who is Eligible?

You may qualify for the BUS scheme if:

  • You own your property (including landlords and second homes) 
  • You’re replacing a fossil fuel heating system 
  • Your property has a valid Energy Performance Certificate (EPC) 
  • You use an MCS-certified installer 

The scheme is available for homes and small non-domestic properties in England and Wales.

 

How Does the Process Work?

The process is designed to be simple:

  1. Choose an MCS-certified installer 
  2. They assess your home and recommend the right system 
  3. The installer applies for the BUS grant on your behalf 
  4. You confirm your eligibility 
  5. The grant is deducted from your final quote 

In other words, you don’t deal with the paperwork—your installer does it for you. 

 

Why Consider a Heat Pump?

Heat pumps are rapidly becoming the future of home heating. They:

  • Are highly energy efficient 
  • Can reduce long-term energy bills 
  • Provide both heating and hot water 
  • Work well alongside insulation upgrades 

And with the BUS grant, they’re now far more affordable.

 

How Eco Home Insulation Can Help

At Eco Home Insulation, we make upgrading your home simple, cost-effective, and stress-free.

We:

  • Help you understand if you qualify for the BUS scheme 
  • Provide expert guidance on the best heating solution for your home 
  • Handle the application process on your behalf 
  • Ensure installations meet MCS and government standards 

👉 Learn more about how the scheme works here:
https://www.ecohomeinsulation.co.uk/boiler-upgrade-scheme-bus/

 

Is the Boiler Upgrade Scheme Worth It?

For most homeowners, the answer is yes.

With rising energy costs and increasing pressure to decarbonise homes, the BUS scheme offers a rare opportunity to:

  • Upgrade your heating system 
  • Reduce your environmental impact 
  • Save thousands on installation 

And with funding available until at least 2027–2028, now is the ideal time to explore your options.

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We’ll assess your eligibility for the ECO Scheme, Great British Insulation Scheme (GBIS), and Boiler Upgrade Scheme (BUS) so you could save on energy upgrades at no cost.

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