- Area
- Cumbria
- Postcode district
- CA3
- Nation
- England
- Main grant
- Boiler Upgrade Scheme, £7,500
- Survey
- Free for installation enquiries
Heat pump grants in Carlisle: what to expect
In Carlisle, as anywhere in the UK, the heat pumps that perform well are the ones designed around low flow temperatures and sized from a proper heat loss calculation.
Homeowners in Carlisle get a clear written quote showing the full price and any funding that applies. Installation dates in Carlisle are fixed around any funding confirmation, so work does not start too early.
Heat pump funding depends on which UK nation you live in, so we confirm what applies to your home and handle the grant steps alongside your quote.
- Anyone unsure which scheme applies and wanting it checked before committing
- Homes in England and Wales on oil or LPG, where a higher grant applies between set dates
- Landlords in England and Wales, who can apply for their let properties
What's included
- MCS certificate and handover documents after installation
- Installation scheduled around your grant confirmation or funding offer
- Written quote showing the full price and any grant deduction
- Boiler Upgrade Scheme application made by the MCS-certified installer (England and Wales)
- Eligibility check for the scheme that covers your nation
Oil and LPG-heated homes around Carlisle can have their options set out alongside the cost of a full system.
Grants and rules for heat pumps in England
In England the Boiler Upgrade Scheme gives £7,500 towards an air source heat pump (£9,000 if it replaces oil or LPG, from 21 July 2026 to 31 March 2027), and since 28 April 2026 a valid EPC is no longer needed. The grant is applied for by the MCS-certified installer and shown as a deduction on your Carlisle quote.
Installing heat pumps is zero-rated for VAT across the UK until 31 March 2027. Since 29 May 2025, permitted development in England allows up to two air source heat pumps on a house, each up to 1.5 m³, with no blanket 1 m boundary rule — the installation must still meet the MCS planning standards, including the noise check. Listed buildings, flats and some conservation-area positions need extra consent, which we check at survey.
Grants and VAT across the UK
| Nation | Main support for heat pumps | Key points |
|---|---|---|
| England | Boiler Upgrade Scheme: £7,500 (£9,000 replacing oil or LPG, 21 July 2026 to 31 March 2027; £2,500 air-to-air) | MCS-certified installer applies; deducted from your quote |
| Wales | Boiler Upgrade Scheme: £7,500 (£9,000 replacing oil or LPG, 21 July 2026 to 31 March 2027) | Same scheme and rules as England |
| Scotland | Home Energy Scotland grant up to £7,500, plus up to £1,500 rural uplift; interest-free loan up to £7,500 | You apply; written offer needed before work starts |
| Northern Ireland | No dedicated heat pump grant for homeowners at present | Some heat pumps funded through NISEP in the past |
Heat pump installation is zero-rated for VAT across the UK, including Northern Ireland, until 31 March 2027. Scheme figures as at October 2026; check gov.uk, Ofgem or Home Energy Scotland before relying on them.
Designing for Carlisle's winters
On the shortest day Carlisle gets only about 7 hours 11 minutes of daylight and the noon sun sits around 12° above the horizon. Northern winters tend to be longer, so a well-designed, efficient system matters more here because it runs for more of the year.
From survey to switch-on in Carlisle
- Send your postcode and a few details, or use the guide price tool.
- A surveyor visits your Carlisle home, measures every room and checks where the outdoor unit can go.
- You receive a heat loss design and a fixed written quote, with any grant shown where it applies.
- Installers fit the unit, cylinder and any radiator changes, typically over 2–4 days on site.
- The system is commissioned, set up with weather compensation and handed over with the paperwork.
Heat pump grants in Carlisle: questions
What size heat pump does a Carlisle home need?
It depends on the heat loss, not the postcode. As a rough guide, a 3 bedroom semi often needs 6–9 kW, but the room-by-room survey sets the actual size for your Carlisle home.
Do I need new radiators for a heat pump in Carlisle?
Often some, not all. Heat pumps run best at lower water temperatures, so rooms with small radiators may need larger ones. The survey of your Carlisle home gives a room-by-room list.
How long does a heat pump survey take in Carlisle?
A home survey in Carlisle usually takes one to two hours. The surveyor measures every heated room, checks windows, walls and radiators, and looks at where the outdoor unit and cylinder can go.
Who applies for the Boiler Upgrade Scheme?
In England and Wales, the MCS-certified installer applies to Ofgem for the Boiler Upgrade Scheme on your behalf, and the grant is deducted from your quote. Ofgem then contacts you as the property owner to confirm the details. Your quote names the MCS-certified installer for your job, so you know who is making the application.
Do I need an EPC for the Boiler Upgrade Scheme?
No longer. Since 28 April 2026, a valid EPC is not required for the Boiler Upgrade Scheme in England and Wales. The system must still meet the home's full heating and hot water needs, which the room-by-room heat loss calculation confirms. The other eligibility rules, such as owning the property, still apply.

