Heat Geek

Real Stories

Heat pumps installed by Certified Geeks

Homeowners from across the country

The case for heat pumps is strongest when you hear it from someone who actually has one.

Every case study here is a real installation by a Heat Geek certified engineer. We film the homeowner in their home, look at the data together, and let them tell the story in their own words. Some are straightforward wins and others had complications. What’s important is that all of these stories are of real people, saving money with their heat pump every month.

If you are considering a heat pump and want to know what the experience is really like, start here.

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Ian, Birmingham

New Build, Bungalow

Meet Ian, who was skeptical about switching his modern bungalow from a shared LPG tank to an air source heat pump after receiving massive, conflicting size estimates from other installers. Thanks to Heat Geek and JLN’s, Ian was able to save his existing hot water cylinder to avoid unnecessary waste.

Phil, Coventry

1950s, 3-Bed Semi Detached

Meet Phil, who successfully swapped his expensive old gas boiler for a modern, low-carbon heat pump in his 1955 home. In the video, he shares how he used Grants from his bank and mortgage provider to pay for his heat pump.

Steve, Horsham

1990s, Detached

Faced with soaring off-grid fuel prices that would have driven his annual LPG bills up to £4,000, Steve decided it was time to transition to a cheaper option. One year later, he’s slashed his running costs, saving well over 50% on his bills.

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Harjit, Slough

Full Renovation

Realising that a traditional boiler wouldn't efficiently heat his large new space, Harjit looked to the future and chose air source heat pump. While another installer wildly miscalculated his home's heat loss at 21 kW, the Heat Geek installer used our apps to determine that the true heat loss was only 5 kW.

Ross, Southampton

1960s, Bungalow

Ross talks through his install experience with Heat Geek and what it’s like living with a heat pump. He urges people to stop listening to online "horror stories" and negative press about heat pumps, emphasising that their efficiency is a matter of reliable science rather than speculation.

FAQs

How much do heat pumps cost in the UK in 2026?

In 2026, a typical air source heat pump installation in the UK costs between £3,000 and £20,000 after the Boiler Upgrade Scheme grant, which can be up to £9,000 if you’re on oil or LPG. Final costs depend on property size, insulation levels, emitter upgrades and system design quality. At Heat Geek our average install price is £3,000 (after the grant). That's the same as swapping out your gas boiler.

Because every home is different, the only way to get accurate numbers is through a properly modelled design. Heat Geek’s paid Design Consultation provides a full heat loss calculation, system specification and guaranteed performance estimate tailored to your property.

Is the Boiler Upgrade Scheme still available in 2026?

Yes. The UK government’s Boiler Upgrade Scheme currently offers a £7,500 grant toward eligible air source heat pump installations in England and Wales which is rising to £9,000 for homes on oil or LPG. The grant must be applied for through an approved installer and eligibility rules apply. In Scotland the HES Grant can provide even more funding. All details are in the 2026 Heat Pump Guide.

Are heat pumps cheaper to run than gas boilers?

In many cases yes, especially when properly designed and when factoring long-term gas price inflation and your chosen tariff. Running costs depend on efficiency and tariff structure so it's worth looking closely at your best option. Use our calculator to give you an idea of what running costs could look like for you.