Plain answers to the questions homeowners actually ask.
We write a guide when the answer is genuinely useful and we have something specific to say about it. Nine are up so far. More land as they're ready.
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Heat pumps explained
How does a heat pump actually work?
What a heat pump actually is in plain English, the differences between air-source, ground-source, hybrid and air-to-air, whether they cope with British winters, and the reason most of Europe quietly switched.
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Property suitability
Will a heat pump suit your home?
Six things decide it for a UK home: outdoor space, insulation, radiators, hot water, planning, and the age and type of the building. Most you can answer in a minute.
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Cost and grants
What does a heat pump actually cost?
What the install costs by property type, how the £7,500 Boiler Upgrade Scheme grant is paid (it isn't a cheque), what insulation grants stack on top, and how the picture changes across the four UK nations.
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Running costs
What does a heat pump cost to run?
What the year-one heating bill looks like on a heat pump, side by side with gas, oil, LPG and electric storage at 2026 UK prices, and the three things (efficiency, tariff, scheduling) that decide where you actually land.
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1930s house
Heat pump in a 1930s house.
The 1930s cohort is the largest single pre-war UK housing stock, and most of it takes a heat pump well. What stays as-is, what fabric work to do first, and what the install costs after the £7,500 grant for a typical 1930s semi.
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Victorian house
Heat pump in a Victorian house.
The canonical "is this even possible?" question. Yes for most Victorian homes, with caveats. The solid-wall question, what conservation areas restrict, the May 2025 unlock for terraces with narrow side passages, and what an install costs after the £7,500 grant.
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Working in winter
Heat pump not working in winter?
The most common worry about heat pumps, answered with the data. Why a UK winter is milder than the headlines, what cold actually does to efficiency, the five real problems homeowners hit, and how to tell a careful install from a bad one.
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Why so unpopular
Why are heat pumps so unpopular?
The four honest reasons UK uptake lags Europe: electricity costs four times what gas does, the upfront price gap after the grant, the bad press (some of it deliberately placed), and the fact most homes already have a working boiler. Plus what's starting to change, and who heat pumps suit today.
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Installer questions
The nine questions to ask your heat pump installer.
Two or three quotes for the same house come back with different unit sizes and very different prices. The nine questions that tell a careful design from a quick one, each with what a good answer sounds like and the red flag that means get another quote.
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Heat pump regrets
Heat pump regrets, and how to avoid them.
About 94% of UK owners are satisfied, yet the regret stories are real. Sort them and almost all point at three avoidable things: a rushed install, the wrong house, or the wrong tariff. What each looks like, with the data, and how to stay out of all three.
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In the works
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Can you get a heat pump in a flat?
Drafting
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Or just check your home.
Two minutes, your postcode, your home's verdict.