Can I Get a Grant to Replace My Old Boiler?

Leo

January 12, 2026

Old Boiler

Heating has become one of the largest household expenses in Britain due to rising energy costs. Many homeowners and tenants are asking the same question: Can I get a grant for replacing my old boilers? In many cases, you can. The UK government provides support for schemes that improve energy efficiency and lower carbon emissions. The ECO4 scheme is one of the most significant schemes currently available.

You could save hundreds of pounds a year by replacing your boiler if it is inefficient, old, or breaks down frequently. A new boiler is expensive, but the Government New Boiler Scheme can provide the financial assistance needed to modernize your home. These grants may cover all or part of the cost of a new heating system in eligible households.

This guide will provide you with everything you need to be aware of. Learn who is eligible, how it works, which boilers are covered, and how much money you can save. The article also explains that trusted providers such as Grant Boilers can help homeowners access these upgrades for free.

Why Old Boilers Cost You More Money

Old boilers are a huge energy waster. In the UK, many homes still use boilers older than 15 years. These systems are much less efficient than modern options. A boiler that is old and G-rated may only be 60 percent efficient. This means that 40 percent of your energy is wasted.

Modern boilers can achieve over 90% efficiency, particularly A-rated models. This can have a significant impact on your electricity bills. According to UK data on energy, replacing an old boiler with a more modern model can lower heating costs up to 30% per year.

Also, older boilers tend to break down more frequently. Repair costs can quickly add up. Engineers may recommend a full replacement rather than repeated repairs. The government encourages homeowners to upgrade their heating systems to more efficient and cleaner ones.

What Is the ECO4 Scheme?

The ECO4 scheme is the Energy Company Obligation Phase 4. The program is designed to assist low-income households and those who are vulnerable in improving their homes’ energy efficiency. The program runs until 2026, and is aimed at long-term energy saving rather than quick fixes.

Under ECO4, energy suppliers are required to fund improvements that reduce energy consumption for eligible customers. Some of these improvements include new boilers, upgraded insulation, and, in some cases, the installation of renewable heating systems.

Reduce carbon emissions to help reduce energy bills. According to the UK government, ECO4 is expected to help millions of homes become more energy efficient and warmer.

Who Can Get a Boiler Grant?

The eligibility depends on a number of factors. If you meet the income or benefits criteria, then you may be eligible. Many households are eligible even if the members of their household work.

If you receive certain benefits, such as Universal Credit or Pension Credit, Income Assistance, or Child Tax Credit, then you may qualify. Some households with low incomes without receiving benefits can also qualify for local authority flexible eligibility (also known as LA Flex).

You must also meet certain requirements. The property must also have a low EPC, usually E, F or G. Other energy-saving measures may be included in D-rated properties.

Renters can also qualify if their landlord gives permission. Depending on the circumstances, homeowners, tenants, and residents of social housing may be eligible.

What Type of Boiler Can You Get?

The ECO4 scheme focuses on energy-efficient heating systems. Many old gas boilers have been replaced by modern condensing A-rated boilers. If you live in an area without gas, your home may be fitted with heat pumps or electric heating systems.

This may include adding insulation or smart heating controls. You may want to add insulation or heating controls.

How Much Can You Save?

The amount you can save depends on the size of your home, your heating system, and how much energy you use. Most households will see a noticeable drop in their energy bill after upgrading.

According to estimates by the government, replacing an older boiler with a more efficient modern system can save you between £ 300 and £ 600 in heating costs per year. This could result in savings between PS300 and PS600 per year.

Total savings can increase when combined with upgrades to insulation. The grant will cover 100% of installation costs for many households.

What Is Included in the Grant?

The grant covers the entire cost of installation and supply. The grant covers the entire cost of installation and supply, including labour, controls, boilers, and testing. Many old boilers can be safely removed at no charge.

If needed, additional upgrades, such as smart controls, thermostats and insulation, may be added to achieve energy efficiency goals.

The grant is not repaid. This is not a credit. No monthly fees or hidden charges. Once the system has been installed, it is yours.

The Role of Grant Boilers in ECO4

It is important to choose the right installer when applying for a grant. Grant Boilers, a trusted partner in the ECO4 program, is a valued partner. They assist eligible households to access free heating upgrades safely and quickly.

Grant Boilers will manage the entire process, from beginning to end. This includes checking for eligibility, scheduling surveys, filling out paperwork and installing the new system. Their engineers are trained to ensure that all installations meet government standards and safety regulations.

Grant Boilers, a reputable provider of an Old Boiler Replacement Grant, is a good choice. The team at Grant Boilers makes the process easy and stress-free. They ensure that households get the help they need without confusion or hidden fees.

How the Application Process Works

You will be asked to complete a simple eligibility check. You must provide some basic information regarding your income, your benefits and the type of property you own. You will be contacted if you are eligible to have your home surveyed.

The installer will confirm the measures that are appropriate after the survey. After approval, the installation can be scheduled for a convenient time. The average boiler replacement takes between one and two days.

No complicated paperwork is required by homeowners. The installer will handle all communication with funding agencies and energy providers.

Final Thoughts

You are not the only one who is struggling with high bills for energy or a heating system that doesn’t work. The same problem affects millions of UK households. Government-backed grants are available to help.

Replace your old boiler to lower your energy bills, increase comfort and reduce your carbon footprint. Many families can now afford to replace their old boilers through the Free Boiler Scheme and other programs such as ECO4.

Grant Boilers is a trusted provider that will ensure a stress-free and smooth process. Their professionalism and dedication to quality make them an excellent choice for those households looking to replace their old boilers. Check your eligibility if your boiler is inefficient or costly to operate. One application could lead to a warmer and more energy-efficient home.