A modern energy-efficient boiler installed on a clean white wall under the UK Boiler Upgrade Scheme, showcasing professional heating system replacement.

Everything You Need to Know About the Boiler Upgrade Scheme

Switching from an old boiler to a low-carbon heating system is now more affordable. The Boiler Upgrade Scheme (BUS) gives UK homeowners money upfront to help cover the cost of a more energy-efficient system, like an air source heat pump. So, if your current heating system is getting old and you’re thinking about a boiler replacement, choosing a cleaner and more eco-friendly option could be a smart move. This scheme is a great chance to make your home more energy-efficient, lower your energy bills, and reduce your impact on the environment. In this guide, we’ll explain everything you need to know and help you decide if the scheme is right for you.

 

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What is the Boiler Upgrade Scheme grant?

The Boiler Upgrade Scheme is a government grant that helps people switch to low-carbon heating systems. It’s designed to help households lower their energy bills and make their homes more energy-efficient. This scheme is available to property owners in England and Wales and will run until 2028. The government has added £1.5 billion in funding as part of a larger plan to cut carbon emissions across the UK. Also, you won’t have to pay VAT (0%) on installing energy-saving systems like heat pumps—this offer lasts until March 2027. The government is offering grants to encourage people to install low-carbon heating options like air source heat pumps and other renewable heating solutions. This Scheme is part of the UK’s wider effort to tackle climate change and reduce carbon emissions.

Find out what Government Grants you can receive & how much you can save.

How much could I save?

Why Switching to a Heat Pumps Matter

Most homes in the UK still rely on gas or oil boilers, which produce a lot of carbon emissions. To help the country reach its net-zero emissions goal by 2050, the government is working to reduce pollution from home heating. The Boiler Upgrade Scheme offers a heat pump grant to make it easier and more affordable for people to switch to low-carbon heating systems, like air source heat pumps. These systems are much better for the environment but can be expensive without support. By providing a grant boiler option through this scheme, the government is removing financial barriers and helping more homeowners make the switch. It also raises awareness about the impact of home heating on the environment and encourages people to choose cleaner, greener energy solutions.

How Much Funding Can I Get with the Boiler Upgrade Scheme?

You can receive a grant to replace your old heating system (such as gas, oil, or electric) with a more eco-friendly option, like a heat pump or a biomass boiler grant.

  • Air Source Heat Pump – Get £7,500 off the cost and installation.

  • Biomass Boiler – Get £5,000 off the cost and installation.

You Will Be Eligible for a New Boiler If:

Qualifying benefit:
  • Child Benefit
  • Child Tax Credit

  • Income-Based Jobseeker’s Allowance

  • Income-Related Employment Support Allowance

  • Income Support

  • Pension Guarantee Credit

  • Universal Credit

  • Working Tax Credit

  • Warm Home Discount Scheme Rebate

  • Housing Benefit

  • Pension Credit Saving Credit

Your current back boiler must be old, not energy efficient (rated D or lower), inefficient boiler or not working properly. The ECO4 grant usually helps replace non-condensing boilers or those that are over 20 years old.

Your property needs to have a low EPC rating (D to G).

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Hassle-Free Installation

Professional assessment and seamless setup ensure your upgrade is smooth and compliant with safety standards.

Why the Boiler Upgrade Scheme Is a Smart Choice for a Greener Home

The Boiler Upgrade Scheme, often seen as a government free boiler scheme, offers many great benefits. It’s not just about getting a replacement boiler—one of the biggest advantages is saving money on your energy bills. Modern heating systems—like air source heat pumps, and biomass boilers—are much more energy efficient. Over time, this can lead to big savings. Another benefit is that you’ll be helping the UK reduce carbon emissions, supporting national goals to protect the environment.

These modern systems also provide better comfort and are more reliable. Many come with smart controls, making it easy to manage your home’s temperature. Overall, the Boiler Upgrade Scheme is more than just financial support. Whether you’re looking for a boiler replacement or considering a grant heat pump, it’s a smart step toward a greener, more eco-friendly future.

Who Can Apply for Help Through Heat1 ?

  • Check your eligibility using our simple online tool—it only takes 60 seconds.
  • A Heat1 installer will come to your home for a free survey, which usually takes about 15 to 20 minutes.
  • If you qualify, you could receive a new heating system or a new boiler grant, all at no cost to you. With Heat1, you can enjoy life without any worries.

Smart Heating: The Future of Boiler Replacement

Today’s new boilers are much more advanced than old gas boilers. Whether you’re getting a free boiler through a boiler replacement scheme or using a new boiler grant, modern systems are built for energy efficiency and comfort. They run at lower temperatures and come with smart technology that lets you control your heating easily, helping you save energy and lower your bills. Many replacement boilers also include features like smart thermostats and app control, making it easier to manage your home’s temperature. A certified Heat1 installer will walk you through how your grant on a new boiler works, so you can enjoy the full benefits of an upgraded, eco-friendly boiler.

Is the Boiler Replacement Scheme Right for You?

The Scheme is a great chance for many UK homeowners to switch to cleaner, more efficient heating. But it’s important to check if it fits your home and situation.

  • Upfront Costs: The grant helps a lot, but you’ll still need to pay some money at the start.

  • Home Suitability: Some homes might need extra changes, like bigger radiators or better loft insulation, to work well with heat pumps.
  • Space Needed: Air source heat pumps need space outside your home.
  • Electricity Costs: Heat pumps in the UK use electricity, so check your electricity prices. You might want to use renewable energy or a grant for new boilers to save more money and help the environment.

Conclusion:

The Boiler Upgrade Scheme is a great opportunity for UK homeowners to switch to greener, more energy-efficient heating systems like heat pumps or biomass boilers. With generous government grants and potential energy bill savings, it’s a smart move for both your wallet and the environment. Just make sure your home is suitable and you’re eligible before applying. For more information, visit our website at https://heat1.co.uk.

Frequently Asked Questions:

The BUS is a government grant in England and Wales that helps homeowners switch from fossil fuel heating systems to low-carbon alternatives like heat pump grants or biomass boiler grants. It provides financial support to reduce the upfront cost of installation.

Under the Boiler Upgrade Scheme, the heat pump you install must have a maximum size of less than 45 kilowatts (kWth). This includes air source heat pumps,and biomass boilers. If the system is larger than 45 kWth, it won’t qualify for the grant.

At Heat1, we aim to make the process quick and hassle-free. Once you’re approved, our team usually completes the entire Boiler Upgrade Scheme process — from survey to installation — within 4 to 6 days, so you can start enjoying your new energy-efficient heating system as soon as possible.

Check your eligibility quickly through Heat1’s online tool or visit the official Heat1 website for more information.

Yes, you can apply the grant toward either a boiler replacement grant or installing a new low-carbon system like a heat pump grant—whichever fits your home best.

Free Boiler Scheme

Qualified engineer installing a modern Worcester boiler in a kitchen, enhancing energy efficiency as part of the ECO4 scheme.

Homeowners on benefits with a 15 year+ boiler can claim a Free boiler grant.

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