Your guide to heat pump costs in the UK

Published on 24 Apr 2026

Discover the true heat pump cost UK homeowners face, from installation to running costs. Learn about UK heat pump grants like the Boiler Upgrade Scheme and how to maximise savings with a heat pump.

The idea of installing a heat pump is becoming increasingly popular for homeowners across the UK. As we look for more sustainable and efficient ways to heat our homes, these innovative systems offer a compelling alternative to traditional boilers. However, one of the biggest questions on everyone's mind is, "how much does a heat pump cost?" Understanding the upfront heat pump installation cost, available financial support, and long-term running costs is crucial for making an informed decision. This guide will break down the financial aspects, helping you navigate the journey towards a more energy-efficient home and significant savings.

Considering a heat pump for your home? With Fuse Energy, you get clear pricing, real-time usage data, 24/7 human customer support, and a modern energy experience designed around you. Switching takes as little as 3 minutes, so you can take control of your bills from day one. Click here to switch to Fuse Energy today and start saving.

How much does a heat pump cost in the UK?

The overall cost of a heat pump in the UK isn't a single figure; it's influenced by several factors unique to your home and chosen system. It's an investment, but one designed to pay dividends in energy efficiency and reduced bills over its lifespan.

Breaking down the heat pump installation cost

When considering the heat pump installation cost, you're looking at more than just the unit itself. The total cost of heat pump and installation typically includes the heat pump unit, labour for installation, and potential upgrades to your existing heating system. For instance, you might need larger radiators or a new hot water cylinder to work optimally with a heat pump. Electrical upgrades might also be necessary. Factors like your property's size, current insulation levels, and the complexity of integrating the new system will all impact the final price.

Air source vs ground source heat pump cost

There are two main types of heat pumps, and their initial cost of heat pump installation differs significantly. An air source heat pump (ASHP) cost is generally lower, typically ranging from £7,000 to £13,5001. These systems extract heat from the outside air and are simpler to install as they don't require extensive groundworks. Fuse Energy installations offers Vaillant aroTHERM plus air source heat pump installation.

In contrast, a ground source heat pump (GSHP) cost can be much higher, typically around £29,0002. This is due to the significant excavation required to install ground loops, which extract heat from the earth. While more expensive upfront, ground source systems often boast higher efficiency and more stable performance year-round.

UK heat pump grants and financial support

Thankfully, the government offers substantial support to help reduce the initial heat pump cost and encourage adoption of these greener technologies.

The Boiler Upgrade Scheme (BUS): £7,500 towards your heat pump cost

The most significant financial incentive is the Boiler Upgrade Scheme (BUS). This scheme provides a grant of £7,500 towards the purchase and installation of both air source and ground source heat pumps in England and Wales3. To be eligible, you must own the property, be replacing a fossil fuel heating system, and have a valid Energy Performance Certificate (EPC). Your installer must also be certified by the Microgeneration Certification Scheme (MCS). The installer applies for the grant on your behalf, deducting the amount from your total bill. Fuse is certified to provide a BUS grant.

0% VAT on heat pump installation

Further sweetening the deal, the government has introduced a 0% VAT rate on energy-saving materials, including heat pumps and their installation. This measure, currently in place until March 2027, means you won't pay the standard 20% VAT, significantly reducing the overall heat pump installation cost. This applies when a contractor both supplies and installs the heat pump.

Running costs and long-term savings with a heat pump

While the upfront heat pump cost is a major consideration, the long-term running costs and potential savings are where heat pumps truly shine.

Projecting your heat pump running costs

Heat pump running costs depend heavily on electricity prices, the efficiency of your specific unit, and crucially, your home's insulation. A well-insulated home will require less energy to heat, leading to lower running costs. While electricity is generally more expensive per unit than gas, heat pumps are incredibly efficient. Their efficiency is measured by the Coefficient of Performance (COP), which indicates how many units of heat are produced for every unit of electricity consumed. Many heat pumps produce three or more units of heat for every unit of electricity used. This efficiency can lead to substantial savings compared to traditional gas or oil boilers, especially as fossil fuel prices fluctuate.

Maximising energy efficiency and savings post-installation

Once your heat pump is installed, the journey to maximising energy efficiency and savings truly begins. This is where Fuse Energy can become your invaluable partner. We install heat pumps and empower you to get the most out of your investment. Our advanced billing and consumption tracking tools provide unparalleled transparency into your energy usage.

With Fuse, you can:

• Monitor real-world savings: Our transparent, itemised monthly energy charges allow you to directly compare your energy costs post-heat pump installation against previous bills. You'll clearly see the financial impact.
• Optimise energy usage: Access detailed consumption data, including half-hourly readings. This helps you identify peak usage times and adjust your heat pump settings or habits for maximum efficiency and cost reduction.

By choosing Fuse Energy, you gain the insights needed to actively manage and realise the full financial and environmental benefits of your heat pump.

Is a heat pump right for your UK home?

Deciding whether a heat pump is the right choice for you involves weighing several factors.

Key factors affecting heat pump suitability and efficiency

The suitability and efficiency of a heat pump are primarily determined by your home's insulation, its size, and your existing heating system. Heat pumps work best in well-insulated properties, as they deliver heat at a lower temperature over a longer period. An initial home assessment by a professional will determine the best system for your property and any necessary upgrades.

Finding a certified heat pump installer

To ensure a high-quality installation and to qualify for grants like the Boiler Upgrade Scheme, it's essential to find a certified heat pump installer. Always choose an MCS (Microgeneration Certification Scheme) certified professional. They will be able to provide expert advice, accurate quotes, and handle the grant application process for you. At Fuse Energy, we are a fully MCS and TrustMark certified installer.

Get a quote for a heat pump today. With Fuse Energy, you get clear pricing, real-time usage data, 24/7 human customer support, and a modern energy experience designed around you. Switching takes as little as 3 minutes, so you can take control of your bills from day one. Click here to switch to Fuse Energy today and start saving. Find out about our mission by clicking here.

References

1. GreenMatch. Air Source Heat Pump Costs in the UK: 2026 Guide
2. Energy Saving Trust. Ground source heat pumps
3. Ofgem. Boiler Upgrade Scheme (BUS)