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Heat Pump Advice & Guides

Expert heat pump advice from qualified UK engineers. Guides on servicing, repairs, installation costs, efficiency tips, and choosing the right system.

How Heat Pumps Work

How the technology works, what affects efficiency, and whether a heat pump suits your home.

Newly built brick houses with tiled roofs on a housing developmentHeat Pumps in New Build Homes: What to ExpectLarge air source heat pump outdoor unit beside a modern houseHeat Pump vs Electric Boiler: Which Is Better?Row of thatched stone cottages on a village streetHeat Pumps for Second Homes & Holiday CottagesOutdoor heat pump unit set between two potted trees against a terracotta wallHeat Pump Noise Levels: dB(A) ExplainedHands holding a smartphone showing a heating control appHeat Pump Smart Controls: Maximising Efficiency with TechnologyCopper pipework and valves connecting a heating system in a plant roomHeat Pump Hot Water Cylinders: Everything You Need to KnowDark air source heat pump outdoor unit on a plinth beside a houseHeat Pump vs Gas Boiler: The Complete UK Comparison 2026White panel radiator beneath a window in a living roomHeat Pump & Radiator Compatibility: Do You Need to Upgrade?Loft with insulation laid between the rafters10 Tips to Improve Your Heat Pump EfficiencyTwo large air source heat pump units on a lawn beside a houseHeat Pump CoP Explained: Understanding Efficiency RatingsUnderfloor heating pipe loops laid on insulation before the screed is pouredUnderfloor Heating with a Heat Pump: The Perfect CombinationGrey air source heat pump outdoor unit beside a block-paved drivewayHeat Pump Maintenance Checklist: What Homeowners Can DoLawn in front of a row of modern houses, the kind of open ground a ground source loop needsAir Source vs Ground Source Heat Pump: Which Is Better for UK Homes?Frost-covered trees and a basketball hoop in front of a house on a winter morningDo Heat Pumps Work in Cold Weather? UK Winter PerformanceWhite air source heat pump outdoor unit on gravel beside a house wallHow Do Heat Pumps Work? A Complete UK Guide

Costs & Grants

Servicing, repair, installation and running costs, plus every grant and finance route available in the UK.

Suburban brick houses around a green in a UK estateHeat Pump Return on Investment: Payback Period Guide UKHands holding a programmable heating thermostatHeat Pump Electricity Bills: How to Estimate & Reduce CostsStreet of red-brick terraced houses on a cloudy dayHeat Pump Running Costs UK 2026: How Much Will You Pay?Grey air source heat pump outdoor unit outside a stone-clad houseIs Heat Pump Cover Worth It? Annual Plans ReviewedBrick terraced cottage with a white door and window boxesHeat Pump Insurance: What’s Covered & What You NeedVictorian terraced street with bay windows and parked carsHeat Pump Grants UK 2026: All Available FundingClose-up of an outdoor unit fan grille on a rendered wallHeat Pump Repair Costs UK 2026: Common Faults & PricesBrick terraced houses along a narrow streetHeat Pump vs Gas Boiler: Full Cost Comparison UK 2026Whitewashed cottages on a narrow street with hills behindHeat Pump Grants Scotland 2026: Full Funding GuideBlack air source heat pump outdoor unit beside a hedgeHeat Pump Servicing Cost UK 2026: What to ExpectNew-build brick houses on a recently completed estate roadHeat Pump Installation Cost UK 2026: Full Price GuideBrick semi-detached house with a slate roof and front gardenHeat Pump Finance Options UK: How to Fund Your InstallationDetached Georgian red-brick house with white sash windowsBoiler Upgrade Scheme 2025: Everything UK Homeowners Need to Know

Faults & Repairs

Diagnosing common heat pump faults, error codes and breakdowns, and what a repair should cost.

Snow-covered house and garden seen from above on a winter morningHeat Pump Not Working in the Morning: Common CausesOutdoor unit mounted on a wall beside a doorway at duskHeat Pump Smells Burning: What to DoClose-up of an outdoor unit grille and warning labelHeat Pump Compressor Problems: Signs, Causes & Repair CostsClose-up of the fan on an outdoor unitHeat Pump Making Noise? Common Sounds ExplainedClose-up of a radiator with its thermostatic valveHeat Pump Losing Pressure: Causes & How to Fix ItOutdoor unit in a shaded corner beneath a balconyHeat Pump Running But Not Heating? 8 Causes & SolutionsHeating controller displaying settings on a wooden surfaceHeat Pump Error Codes: Common Fault Codes ExplainedMetal grille encased in ice after freezing weatherHeat Pump Frozen Outside Unit: What to DoRusted and weathered outdoor unit against a wallWhen to Replace Your Heat Pump: Signs It’s Time for a New SystemSmall outdoor unit at the foot of a corrugated wallHeat Pump Short Cycling: Causes, Risks & SolutionsDark box unit buried under thick snow beside a houseHeat Pump Defrost Cycle: Why It Happens & What It Looks LikeWall-mounted outdoor unit beneath a roof overhangHeat Pump Leaking Water: Causes & What to DoOutdoor unit beneath a window on a rendered wallHeat Pump Not Working? 10 Common Causes & Fixes

Installation

Sizing, placement, MCS certification, planning permission and what happens on installation day.

Blockwork extension under construction with a radiator against the wallHeat Pumps for Single Storey Extensions: Planning TipsNew houses on an estate with a wildflower green in frontChoosing a Heat Pump Installer: 10-Point ChecklistWhite air source heat pump outdoor unit on gravel beside a timber-clad wallMCS Certification for Heat Pumps: Why It MattersAir source heat pump units positioned on a lawn beside a houseBest Location for an Air Source Heat Pump: Placement GuideInsulated pipes running up an exterior brick wallHeat Pump Pipe Sizing: Getting the Flow Rates RightGeorgian terrace painted in pastel coloursHeat Pump Planning Permission UK: Do You Need It?Aerial view of a suburb of houses among treesHeat Pump Size Calculator: How to Choose the Right kWOutdoor units mounted on the panelled wall of a modern buildingHeat Pump Commissioning: What Should Happen at InstallationElectrical cable emerging from a rough plaster wallHeat Pump Electrical Requirements: What You Need to KnowGrey air source heat pump outdoor units mounted along a building wallHeat Pump Installation Process: Step-by-Step Guide

Servicing & Maintenance

Annual service checklists, seasonal maintenance and settings that keep your heat pump efficient.

Radiator beneath a sunny window in a plant-filled roomBest Heat Pump Settings When You Go on HolidayOutdoor unit surrounded by ferns and greeneryHeat Pump Summer Maintenance GuideOutdoor unit fixed to a wall below a windowHeat Pump Annual Service Checklist: What Should Be DoneBedroom radiator below a window looking out onto snowHeat Pump Efficiency Check: Is Your System Performing?Terrace of stone houses beside a parkHow to Choose a Heat Pump Installer in the UKWall-mounted digital heating thermostatWeather Compensation for Heat Pumps: How It Works & Why It MattersClose-up of a corroded cast-iron radiatorHeat Pump Powerflush: When & Why You Need OneOutdoor unit in shadow beneath a windowHeat Pump Lifespan: How Long Does an ASHP Last?Snow-covered trees and rooftops in a residential streetHeat Pump Winter Tips: Keep Your ASHP Efficient in Cold WeatherOutdoor unit fitted low on a wall among ivyWhy Heat Pump Servicing Is So Important

Brand Reviews

Engineer reviews and comparisons of the heat pump brands we service every day.

Several outdoor units mounted on a tiled wallHeat Pump Brands Compared: The Full 2026 UK Comparison TableOutdoor unit beneath a wall of green glass blocksViessmann Vitocal Heat Pump Review 2026Outdoor heat pump units beside a pair of modern white housesBest Heat Pump Brands in the UK 2026: Ranked & ReviewedWall-mounted outdoor unit in bright sunlightPanasonic Aquarea Heat Pump Review 2026Rural outbuilding with a gas cylinder beside the doorGrant Aerona Heat Pump Review 2026Outdoor unit on a rooftop terrace with a timber screenWorcester Bosch Heat Pump Review 2026Outdoor unit fixed to a white wall against a blue skyLG Therma V Heat Pump Review 2026Two white outdoor units side by side on a paved terraceDaikin Altherma Heat Pump Review 2026Compact outdoor unit on a pink rendered wallSamsung EHS Heat Pump Review 2026Outdoor units on the balconies of an apartment blockMitsubishi Ecodan Heat Pump Review 2026White outdoor unit on a flat roof beside a rendered wallVaillant aroTHERM Plus Heat Pump Review 2026Two-storey house by the sea with an outdoor unit on the wallNibe Heat Pump Review 2026: The Premium Swedish Choice

News & Industry

Policy changes, market data and research on heat pumps in the UK.

Aerial view of a city skyline in snowReal-World Heat Pump Performance: UK Research & DataRow of terraced houses beside a riverHydrogen Boilers vs Heat Pumps: Which Is the Future of UK Heating?Colourful terraced houses on a London streetGas Boiler Ban UK: What It Means for HomeownersRooftops of red-brick terraced houses seen from aboveUK Heat Pump Market 2025: Stats, Growth & Outlook

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