Skip to content

Your guide to buying and installing an air source heat pump.

Author: E.ON Next

Reading Time: 3 mins

It's easier than you think to switch to cheaper heating.1

If you've been thinking about making the switch to low-carbon heating, you aren't alone. More people across the UK are looking to ditch gas boilers for cleaner, more efficient alternatives. We know that in the past, the process felt complicated, which is why we have made the process smoother.

From the moment you decide to buy a heat pump online to the day you feel that first cosy warmth, we handle the hard work so you don't have to.

Think of this as your air source heat pump installation guide, taking you from a quick quote to a fully installed system in five clear steps.

1. Get a heat pump quote in seconds.

Forget calling around for estimates or waiting weeks for a callback. The first step is all about convenience and transparency. You can get a quote for air source heat pump installation in less than 90 seconds.

We just need a few details about your home to provide suggestions just for you. Whether you live in a detached house or a semi-detached property, our smart tools calculate exactly what you need. This includes the heat pump kit itself, any necessary upgrades to your air source heat pump hot water cylinder, and all installation costs.

No hidden costs.

The price you see is the price you pay. The figure on the screen covers everything required for a custom installation:

  • Radiator upgrades and sizing.

  • Pipework alterations.

  • Essential electrical works.

  • Full project management and home survey including bespoke system design.

  • Application costs and paperwork for the Boiler Upgrade Scheme (BUS) grant.

2. Choose your heat pump, tariff and installation date.

Once you have your quote, it is time to tailor the package to your needs. We only work with trusted air source heat pump manufacturers to ensure reliability and efficiency.

Compare your consumption.

At this stage, we provide a forecasted energy consumption comparison. You can see exactly how the selected heat pump compares to your existing heating system, giving you a clear picture of potential energy usage before you commit.

You can view the full breakdown of the quote, check efficiency ratings and read detailed descriptions of every component included as part of the quote.

Tariff recommendation.

We don't just sell you a new heating system. We recommend a dedicated heat pump energy tariff designed specifically for your new tech.

  • Time of use savings: You can view a costing breakdown to see how the unit rates compare.

  • Simple switching: Switching is simple and can be done in a few clicks.

  • Your choice: Prefer not to switch? No problem.

Booking your installation date.

You can select your preferred installation date right there at the checkout.

Flexible payment options.

Once everything is selected, you head to checkout. You can choose to pay upfront or discuss financing options.

3. Heat pump survey.

You might be wondering about the technical side of things. This is where our heat pump specialists come in.

During this visit, we will:

  • Assess heat loss

  • Check radiators

  • Site equipment

  • Review electricals

4. Heat pump installation.

This typically takes up to 5 days.

5. Aftercare and support.

We believe that great service doesn't end when the installers drive away.

Buy your heat pump online.

Switching to low-carbon heating has never been more accessible. Why not see how much you could save and get a heat pump quote today?

  • 1. 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 sourced from the Energy Saving Trust.

Published: 26/01/2026