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Air source heat pumps

You can get cleaner heating with an air source heat pump, and with a Government grant, you can save £7,500 on installation1. Find out if you could have a heat pump installed in just a few clicks.

Watch: A quick guide to air source heat pumps

What are the benefits of an air source heat pump system?

Potential to reduce bills

Heat pumps are around 3 to 4 times more efficient than LPG, oil, electricity and gas boilers. So you could benefit from annual savings on your energy bills.2

Be more sustainable

With the ban on gas boilers in new builds from 2025, and the Government's complete installation ban by 2035, an ASHP is a great low-carbon solution for heating your home.

Provides extra comfort

With an air source heat pump you'll have a fully-controllable heating system, providing your home with extra warmth, hot water and comfort whatever the weather.

Heating system upgrade

Benefit from a new hot water tank, radiator upgrades (if needed) and smart heating controls, from a system that requires minimal maintenance to generate heat all year round.

Is my home ready for an air source heat pump?

Thousands of homes in the UK are already feeling the benefits of an air source heat pump, and you could too. However for a heat pump to work efficiently and to its full capabilities, your home must meet a certain criteria, or we may not be able to recommend one at this time. 

  • Does your home have a valid EPC rating? For us to install a heat pump at your property you’ll need a current EPC rating of D or higher.  You can find out more on the Government website.  
  • Do you have insulation? You’ll need to have adequate cavity wall, and/or loft insulation to feel the benefits of a heat pump. If you have an EPC rating it'll tell you if loft or cavity insulation is recommended in your home.
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How much does it cost to install an air source heat pump?

For a three-bedroom detached house it would typically cost between £10,000 - £20,000,3 but you'd receive fully-designed replacement heating system, that includes air source heat pump, hot water tank and new radiators, plus all labour costs to complete the installation.

Why get an air source heat pump from us?

When you purchase an air source heat pump from us, you can be confident that you're not only buying from the first air source heat pump installer in the country, but also receiving a product tailored to your requirements, ensuring you get the perfect comfort levels your home needs.

A brand you can trust

We're a Which? Trusted Trader, and the UK's first air source heat pump installer. We cover the installation of the renewable energy products we install in your home through HIES (The Home Insulation and Energy Systems Quality Assured Contractors Scheme.)

Extra protection

We're of course a Microgeneration Certification Scheme (MCS) accredited heat pump installer, and all air source heat pumps come with a seven year manufacturer's warranty.

What is an air source heat pump, and are they worth it?

Most homes in the UK use a mains gas boiler to power their heating system but millions of homes around the world are using air source heat pumps. Whilst boilers are still available, an air source heat pump is a cleaner, more efficient alternative that uses the power of air and electricity to create heat and hot water, as well as cooling for your home.

Air source heat pumps take ambient warmth from the air outside and turn it into heat for your home and water appliances. They’re a great way to make your home more sustainable, whilst reducing your heating costs and carbon footprint. A heat pump is typically 3 to 4 times more efficient than older heating systems.*

Cost Savings

Heat pumps may protect you against energy cost increases in the future and are a more consistent heating source for your home.

The running costs with a heat pump could be significantly lower than your current heating  system. For example if you use an old oil-fired system using oil at 43p per litre, you could save up to £510 per year on your heating bill. *

Funding

The Boiler Upgrade Scheme1 is part of more than £3.9bn of funding announced in the Heat and Buildings Strategy to help cut carbon emissions from homes.

Under the scheme, eligible homeowners will be able to receive government grants of £7,500 for the purchase of low-carbon heating systems such as heat pumps, which are more environmentally-friendly than natural gas boilers.

For those on lower incomes we have additional funding schemes, depending on your income levels and where you live in the UK, you may be eligible for our Green Homes Grant local authority projects. 

Funding schemes for air source heat pumps

The Boiler Upgrade Scheme

The Boiler Upgrade Scheme1 is part of more than £3.9bn of funding announced in the Heat and Buildings Strategy, to help cut carbon emissions from homes. Under the scheme, eligible homeowners will get £7,500 off the initial installation cost of a heat pump.

Green Homes Grant scheme

Depending on your income level and where you live in the UK, you may be eligible for our Green Homes Grant local authority projects. This could help you to pay for energy saving measures such as wall insulation, solar panels and air source heat pumps. 

Can a heat pump heat my home when it's cold outside?

Heat pumps provide heat from the outside air in the same way air conditioning can provide heat in your car when it's cold. They'll pull heat from the air in temperatures as low as -27°C. There are more heat pumps in colder European countries than anywhere else in the world. The UK climate is actually quite warm. 

Is an air source heat pump cheaper than gas?

Yes - If you have an old inefficient gas boiler, electric storage heaters, oil or coal fired systems – these are all quite expensive to run, so you should see savings

Some residents that have very low energy bills at the moment, or newer gas boilers, may not see any savings or changes to energy bills. E.ON will review your existing heating bill when we complete your survey. As part of assessing if both you and your property are suitable for a heat pump we will calculate how your bill may change and what savings you could expect. All this happens before you decide whether to have a heat pump installed.

Will the new system heat my hot water too?

Yes, air source heat pumps heat water in a hot water cylinder where it’s stored until you need it. The cylinder is insulated so once the water is heated it'll stay hot for hours, waiting for you to use it for washing up or filling up the bath.

As part of the system design we'll look at your hot water needs and ensure the cylinder is the right size so there's always enough hot water for your home. Typically hot water is heated to 55°C, which is warm enough for piping hot showers and baths. Find out more about how they work.

Do I need to service my air source heat pump?

You'll need to service your heat pump annually through a qualified heat pump engineer.

Will a heat pump keep my house warm?

Heat pumps will produce heating and hot water even when it's ice cold outside and as a sustainable technology they've been designed to run at more efficient temperatures than a boiler.

What are the disadvantages of a heat pump?

Overall, you'll save on your energy bills and reduce the carbon footprint on the planet by investing in a heat pump, but we want to put your mind at ease, so we've addressed some of your potential concerns: 

Disruption / work to the property - The work will firstly involve swapping your boiler for your new heat pump and installing a hot water cylinder, if necessary. The installer will then upgrade any radiators required as part of the design. A typical install will normally take 2-3 days. We'll work with you to get a look and feel you're happy with.

Cost – Whilst the initial investment for a heat pump is often higher than investing in other heating systems, the Government is providing grants towards the cost of buying an air source heat pump, and eligible homeowners will get £7,500 off the price of installing one through the Boiler Upgrade Scheme

Existing Home Efficiency - it may be a requirement that your loft insulation and wall insulation needs reviewing to ensure your home properly retains the heat generated.

Space - You'll need to have a small amount of outdoor space at your property to get an air source heat pump system.

Is an air source heat pump easy to use?

Yes, and we'll set up the system to suit your needs.

Heat pumps work best if they are left on at a low but comfortable setting all day. The system will heat up in the morning so your home is nice and warm when you get up, and heat up again in the evening for your return home. If you want it warmer during the day you can turn it up yourself on the heating controls.

Should I improve my insulation as well?

You should do this whether you fit a heat pump or not as insulation will help to reduce your energy consumption and in turn, reduce your energy bills and the carbon you release into the atmosphere. To qualify for the boiler upgrade scheme your home will need to have sufficient insulation.

Our Heating Experts will be able to advise if your home is adequately insulated. Start your air source heat pump journey.

The legal stuff

1 The Government’s Boiler Upgrade Scheme is valid for heat pumps that are commissioned from April 1st 2022. To be eligible for the grant, a valid, Energy Performance Certificate (EPC) from the last 10 years, with no recommendations for cavity wall or loft insulation is required. Unfortunately new build homes are ineligible for the Boiler Upgrade Scheme. Owner and property eligibility apply. To see the full eligibility criteria and exclusions, visit the Government Boiler Upgrade Scheme website.  

2 Based on an air source heat pump installed by E.ON.

3 Example price is based on a typical three-bedroom detached house and fitting a 7kw Daikin Altherma 3 system with 7 pack radiator upgrade. This price includes VAT, and based on the Boiler Upgrade Scheme £7,500 grant being taken off the full price. Prices will vary by property and a survey is required to provide a tailored quote.

4 E.ON Energy Installation Services Limited acts as a credit broker not a lender and work exclusively with Creation Consumer Finance Limited who acts as the lender. Credit subject to status, terms and conditions apply and can be found at eonenergy.com/terms-and-conditions/eon-installation, E.ON reserves the right to amend its finance offering at any time and may withdraw at short notice.

E.ON UK plc is an Introducer Appointed Representative of E.ON Energy Installation Services Limited who are authorised and regulated by the Financial Conduct Authority in relation to credit broking services under number 750410. Registered in England and Wales under company number 09965944 with its registered office at Westwood Way, Westwood Business Park, Coventry, CV4 8LG.

* Potential annual savings are based on the installing of a standard air source heat pump in an average sized three-bedroom detached home. Savings are dependent on your property size, your household electricity usage, the current of any existing electric storage heater used and its age. Savings are dependent on the current oil/LPG system used, and their age. Figures are sources from the Energy Saving Trust website and are based on fuel prices as of January 2024.

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