Heat Pumps news from 2025
62 stories, newest first
- December 2025
Government launches consultation on the future of heating for oil heated homes
The government has opened a consultation on how oil heated homes should be heated in future, proposing a switch to heat pumps or heat networks, with responses due by 10 February 2026.
Myson fan convectors modified for low temperature heating
Myson has modified its fan convectors so they start at lower water temperatures, widening the range of emitters that can run on low temperature heating systems such as heat pumps.
MCS published updated standards for air-to-air heat pump implementation
MCS published updated heat pump standards in December 2025 covering air-to-air products and installations, the first step before the technology is fully implemented into its certification schemes.
- November 2025
Government expands Boiler Upgrade Scheme to air-to-air heat pumps and heat batteries
The Department for Energy Security and Net Zero has extended the Boiler Upgrade Scheme to cover air-to-air heat pumps and heat batteries, with £2,500 grants for each in England and Wales.
Industry bodies warn UK will miss 2028 heat pump target by up to a decade and issue three-point action plan
Heating manufacturers, merchants and professional bodies have warned ministers that the UK will miss its 2028 target of 600,000 heat pump installations a year, possibly by a decade, and set out three proposed remedies.
DESNZ consulted on Boiler Upgrade Scheme changes and published government response
The government has published its response to a consultation on the Boiler Upgrade Scheme, setting out changes that include new grants for air-to-air heat pumps and heat batteries.
Government response to Part 1 of the consultation published
The government has published its response to Part 1 of its Boiler Upgrade Scheme consultation, confirming £2,500 grants for air-to-air heat pumps and heat batteries among a set of eligibility changes.
TÜV Rheinland (China) expanded its MCS certification scope
TÜV Rheinland (China) has widened its MCS product certification scope beyond solar PV to cover heat pumps, building-integrated solar PV, solar heating and solar mounting systems.
Government response confirms £2,500 grants for air-to-air heat pumps and heat batteries under the BUS
The Government has confirmed £2,500 grants for air-to-air heat pumps and heat batteries under the Boiler Upgrade Scheme, with applications expected to open from 2026.
- October 2025
Energy Saving Trust publishes response to Scottish Government permitted development rights consultation
The Energy Saving Trust has told the Scottish Government that permitted development rights for domestic heat pumps should require MCS 020 compliance, allow two units on detached houses and cover heat network connections.
Which? publishes policy paper on financing for low carbon home heating
Which? has published a policy paper setting out eight tests for heat pump financing, with recommendations to government and business on consumer protection in a developing market.
Nesta publishes trial findings supporting automated flexibility in type-of-use heat pump tariffs
Nesta and OVO trial finds automated heat pump flexibility on a type-of-use tariff shifted 30 per cent of peak heating demand and could save owners up to £440 a year.
Which? urges government to remove heat pump adoption barriers
Which? has published Sustainability Tracker findings showing heat pump ownership among homeowners at three per cent and called on the government to remove the barriers holding consumers back.
Energy Saving Trust publishes response to permitted development rights consultation
The Energy Saving Trust has published its response to a government consultation on permitted development rights, backing looser rules for electric vehicle chargepoints and air source heat pumps in England.
- September 2025
Which? publishes research on boiler replacement planning and heat pump uptake
Which? research finds three in four homeowners with older boilers have made no replacement plans, and that seeing heat pump information raises consideration sharply.
Updated MCS 020 compliance becomes mandatory for relevant PDR installations
Compliance with the updated MCS 020 sound standard became mandatory on 20 September 2025 for air source heat pumps installed under Permitted Development in England, following changes to size, siting and unit limits.
SSEN begins real-world trials of Electricity Supply Checker
Scottish and Southern Electricity Networks has begun real-world customer trials of an Electricity Supply Checker in Swindon and South Oxfordshire, telling households whether their connection can support heat pumps and EV chargers.
tado° and Panasonic launch AQUAREA Sync and Hydraulic Balancing heat pump features
tado° and Panasonic have launched AQUAREA Sync across Europe, with a certified hydraulic balancing feature to follow in November 2025 for Panasonic AQUAREA heat pump owners.
Scottish Government opens consultation on permitted development rights to support new homes
The Scottish Government consulted on changing permitted development rights for rural homes, town centre living, heat networks and domestic air source heat pumps, then decided against making changes.
WHD expansion changes come into force
Changes to the Warm Home Discount that remove the high-cost-to-heat threshold for one eligibility group and raise spending targets took effect in September 2025, Ofgem's scheme year 14 report confirms.
Which? publishes policy report on financing low carbon home heating
Which? has published a policy report setting out eight tests for heat pump financing and calling for mandatory installer certification and restrictions on some long-term heating contracts.
- August 2025
E3G publishes analysis on heat pump bill savings
E3G analysis published on 28 August 2025 says four policy reforms could cut a typical household's heating bill by more than £400 a year with a heat pump instead of a gas boiler.
DESNZ consultation on the future of the Boiler Upgrade Scheme closed
A government consultation on the future of the Boiler Upgrade Scheme has closed, with industry bodies using it to press the case for hybrid heating systems to qualify for grants.
Shared ground loop GSHPs may be approved as innovation measures
Ofgem guidance confirms that from 1 August 2025 energy suppliers may apply for shared ground loop ground source heat pumps to be approved as an innovation measure under ECO4.
- July 2025
MCS launched a consultation on an air-to-air heat pump performance standard
MCS has opened a four-week consultation on a proposed standard and calculator tool for estimating the performance of air-to-air heat pump systems, with responses due by 6 August 2025.
Consultation on Clean Heat Market Mechanism Year 2 closes
The UK Government consultation on the Clean Heat Market Mechanism's second-year heat pump credit target and on naming MCS as the sole certification scheme closed on 2 July 2025, with responses now being analysed.
- June 2025
Nesta announces improved version of its heat pump cost estimator tool
Nesta has released an improved version of its free heat pump cost estimator, built on MCS installation records and EPC data, with a standalone tool and a version integrated into the Get a Heat Pump website.
Mitsubishi Electric introduces the MSZ-RZ R290 residential air conditioning system
Mitsubishi Electric has announced the MSZ-RZ R290, a wall-mounted inverter heat pump for homes and small commercial spaces that runs on R290 refrigerant with a global warming potential of 3.
Which? publishes response to DESNZ consultation on Boiler Upgrade Scheme and clean heat certification
Which? has published its response to the government's consultation on the Boiler Upgrade Scheme and clean heat certification, backing MCS as sole certifier and calling for regulation of third party agreements.
IGEM responds to Boiler Upgrade Scheme consultation Part 1
IGEM has told the government that hybrid heating systems should qualify for Boiler Upgrade Scheme grants, arguing the current exclusion is a missed opportunity, and that air-to-air heat pumps should not.
NIBE showcases new S1156 PC, S1256 PC and S735C heat pumps at InstallerSHOW 2025
NIBE launched a direct-to-consumer heat pump installation route for air source systems and showed new ground source and exhaust air models at InstallerSHOW 2025.
Spending review announces Boiler Upgrade Scheme growth over four years
The June 2025 spending review confirmed that funding for the Boiler Upgrade Scheme will rise each year to 2029/30, as polling for a trade body found few households willing to pay the remaining cost of a heat pump.
- May 2025
Heat pump quantity limits in para. G.2(a) substituted by S.I. 2025/560
Amendments in force from 29 May 2025 restate how many air source heat pumps can be installed under permitted development in England, with one allowed for most homes and two for detached houses.
Permitted development rights for heat pumps relaxed in England
Changes to permitted development rights in England from 29 May 2025 removed the one metre boundary rule, raised the size limit to 1.5m3 and allowed two heat pumps on detached houses.
Point-of-sale upgrade regulations from Heat in Buildings Bill abandoned
The Climate Change Committee has confirmed that Scottish Government proposals to require home upgrades at the point of sale have been abandoned, with no replacement measures yet set out.
Grant Aerona products approved under ECO4 Innovation
Three Grant Aerona air source heat pump products were approved under ECO4 innovation measure 037, with the date of approval given as 16 May 2025 in Ofgem's register.
Alpha launches Custom Hybrid heat pump and boiler solution
Alpha has launched the Custom Hybrid, a system pairing a Magis M heat pump with E-Tec or Evoke boilers through a Hybrid Interface Kit, aimed at homes that cannot take a heat pump alone.
Panasonic launches Aquarea Home app with expanded compatibility
Panasonic has launched the Aquarea Home app for Android and iOS, adding room-by-room control and weekly scheduling across its Aquarea room products and heat pumps.
RPC issued a formal opinion on proposed permitted development rights amendments
The Regulatory Policy Committee has issued a formal opinion on government proposals to widen permitted development rights for off-street electric vehicle charge points and air source heat pumps on domestic premises.
- April 2025
Consultation on Boiler Upgrade Scheme amendments and clean heat certification opens
The government has opened a two-part consultation on changes to the Boiler Upgrade Scheme and on making MCS the sole certification scheme for clean heat installations.
Which? launches heat pump cost savings calculator
Which? has released an online calculator showing how pairing a heat pump with a specialist electricity tariff can cut annual running costs by hundreds of pounds compared with a gas boiler.
Nesta publishes final project update on heat pump repairs, maintenance and servicing demand
Nesta's final project update on heat pump repairs, maintenance and servicing reports that most heating firms already offer the work but face skills, scheduling and profitability barriers.
Nesta and BIT publish trial findings on coordinated low-carbon heating offers
A trial of 5,525 UK homeowners finds that coordinated neighbourhood switching to low-carbon heating does not raise uptake on its own, but adding 0% interest financing does.
Resolution Foundation publishes report on home heating transition for low-income households
The Resolution Foundation finds heat pump installation is slow and skewed to wealthier areas, with most households facing slightly higher bills after switching from a gas boiler.
Welsh Government opens consultation on changes to permitted development rights in Wales
The Welsh Government consulted on changes to permitted development rights for air source heat pumps and off-street electric vehicle charging, opening on 8 April 2025 and closing on 1 July 2025.
Visit a Heat Pump passes 1,000 bookings and 900 hosts in first year
Nesta's Visit a Heat Pump service, which lets households see a working heat pump in someone's home before buying one, reported 1,030 bookings, 1,672 booked places and 912 hosts in its first year.
ClimateXChange publishes study on flow temperature reduction in Scottish homes
ClimateXChange has published research finding most Scottish homes cannot run at 55°C flow temperatures today, but 76% could after higher cost retrofit.
Extended Ecodan R290 range announced
Mitsubishi Electric has added 8.5kW, 10kW and 12kW models to its Ecodan R290 heat pump range and will phase out its Ecodan R32 units in favour of the extended line.
Gwresogi achieves MCS certification for solar PV, heat pumps and battery storage
Gwresogi, a Gwynedd installer founded in 2014, gained MCS certification in April 2025 covering solar PV, air source heat pumps and battery storage, according to an MCS case study.
Scottish Government announces PoP requirement likely dropped from Heat in Buildings Bill
The Scottish Government has said the point of purchase clean heating requirement is likely to be dropped from the Heat in Buildings Bill due in the Scottish Parliament later in 2025.
- March 2025
Boiler Upgrade Scheme scheduled to close
The Boiler Upgrade Scheme reaches its scheduled end on 31 March 2025, closing a three-year, £450m grant programme that paid up to £6,000 towards low carbon heating in England and Wales.
Reformed Clean Heat Market Mechanism to launch on 1 April 2025
The reformed Clean Heat Market Mechanism takes effect on 1 April 2025, obliging heating manufacturers to meet rising heat pump installation targets as part of the government's Warm Homes Plan.
Sunamp launches low-power Thermino heat battery models at ISH Frankfurt
Sunamp has added 1800 watt low-power models to its Thermino heat battery range, launched at the ISH trade fair in Frankfurt on 18 March 2025.
- February 2025
Heat Pump Association reacts to CCC Carbon Budget 7 advice
The Heat Pump Association has responded to the Climate Change Committee's seventh carbon budget advice, citing 450,000 heat pump installations a year by 2030 and calling for action on electricity and gas price disparity.
Mitsubishi Electric launches augmented reality app for Ecodan heat pumps
Mitsubishi Electric has launched an augmented reality app that lets households see how an Ecodan air source heat pump would fit in their home before they buy one.
CCC publishes 7th Carbon Budget advice
The Climate Change Committee's seventh carbon budget advice predicts household use of non-heat pump electric heating will rise from 7 per cent to 16 per cent by 2040, with flexible thermal storage reaching 15.7GW.
Climate Change Committee publishes seventh carbon budget
The Climate Change Committee's seventh carbon budget set out the role heat pumps will play in meeting UK carbon targets, with around half of UK homes needing one by 2040.
- January 2025
tado° launches heating curve optimisation feature
tado° has launched a heating curve optimisation function that lets owners of its Heat Pump Optimizer X set their heat pump's heating curve from the tado° app.
Air-to-air heat pumps become eligible for government grants
Nesta reports that air-to-air heat pumps are now eligible for government grants, with typical installation costs from £2,400 in a one bedroom flat to £8,800 in a four bedroom house.
Nesta publishes data-driven FAQ on heat pump grant eligibility
Nesta has published a data-driven FAQ setting out the heat pump grants and loans available across the UK as of January 2025, including £7,500 grants in England, Wales and Scotland.
EDF launches Heat Pump Promise with full refund guarantee
EDF Heat Pumps has launched a Heat Pump Promise guaranteeing agreed heating temperatures for one year from installation, with a full refund if the issue is unresolved after three attempts.
Boiler Upgrade Scheme budget almost doubled to £296m
The Boiler Upgrade Scheme budget for grant vouchers will almost double to £296m next financial year, with an extra £30m added this year and planning rules for air source heat pumps relaxed.