Heat Pump Installers in Cardiff and the Vale of Glamorgan
We list 8 MCS-certified heat pump installers with a business address in Cardiff and the Vale of Glamorgan. Almost all — 7, or 88% — are Boiler Upgrade Scheme registered, which means the £7,500 comes straight off the price. Every firm listed fits air source heat pumps. Most are in Cardiff.
Grants in Wales
£7,500 off a heat pump in Cardiff and the Vale of Glamorgan
£9,000 for homes off the gas grid heated by oil or LPG, until 31 March 2027.
- £7,500 off an air-to-water or ground/water source heat pump, £2,500 off air-to-air, £5,000 off a biomass boiler.
- £9,000 where the property is off the gas grid with no gas meter point and currently heated by oil or LPG — this uplift runs 21 July 2026 to 31 March 2027.
- Your MCS-certified installer applies and takes the grant off the quote up front. You never receive the money yourself.
- No valid EPC needed since 28 April 2026: where there isn't one, your installer supplies a utility bill or fuel receipt from the last three months plus photos of the existing heating.
8 installers in Cardiff and the Vale of Glamorgan
Boiler Upgrade Scheme registered first, then most reviewed
Towns in Cardiff and the Vale of Glamorgan
Where the installers in Cardiff and the Vale of Glamorgan are based. Towns with three or more firms have their own page.
Heat pump guides for Cardiff and the Vale of Glamorgan
What a heat pump costs, which grant applies and how to compare quotes, from the directory's own guides.
- Boiler Upgrade Scheme Eligibility 2026 — Does Your Home Qualify?
Check every BUS grant eligibility rule for 2026 — property type, tenure, EPC changes, listed buildings, park homes and more. Find out if your home qualifies.
- Can You Combine the BUS Grant with Other Government Schemes?
Find out which UK government schemes you can stack with the £7,500 BUS grant in 2026 and which ones you can't. You could save thousands more.
- Heat Pump Grants for New Builds: What Financial Support Is Available in the UK?
The £7,500 BUS grant doesn't cover new builds. So what financial support CAN you get for a heat pump in a new home? Here's what's actually available in 2026.
- Boiler Upgrade Scheme Overhaul April 2026: Air-to-Air Heat Pumps, £9,000 Grants and No EPC Required
The Boiler Upgrade Scheme changed drastically on 28 April 2026. Find out who gets £9,000, why air-to-air heat pumps now qualify, and what no EPC means for you.
Heat pump questions in Cardiff and the Vale of Glamorgan
- How many heat pump installers are there in Cardiff and the Vale of Glamorgan?
- 8 MCS-certified firms have a business address in Cardiff and the Vale of Glamorgan, 7 of them registered for the Boiler Upgrade Scheme. They cluster in Cardiff (6). MCS certification is a condition of listing here, and it's what every UK grant scheme requires.
- Can I get the Boiler Upgrade Scheme grant in Cardiff and the Vale of Glamorgan?
- Yes. Cardiff and the Vale of Glamorgan is in Wales, where the Boiler Upgrade Scheme gives £7,500 off an air-to-water or ground source heat pump (£2,500 off air-to-air, £5,000 off biomass). Your MCS-certified installer applies and deducts it from the quote, so you never handle the money. Homes off the gas grid heated by oil or LPG get £9,000 between 21 July 2026 and 31 March 2027.
- What types of heat pump do installers in Cardiff and the Vale of Glamorgan fit?
- All 8 installers in Cardiff and the Vale of Glamorgan fit air source heat pumps, which suit the great majority of homes. None currently list ground source or exhaust air systems, so if you need one, look at neighbouring counties.
- How do I choose between heat pump installers in Cardiff and the Vale of Glamorgan?
- 7 of the 8 have Google reviews shown on their listing; Heatforce (Wales) Ltd has the most with 564. Get two or three quotes, check the BUS badge if the grant matters, and ask each firm for a heat-loss survey before they price the job.
- Do I need an EPC to get a heat pump grant in Cardiff and the Vale of Glamorgan?
- Not any more. Since 28 April 2026 a valid EPC is no longer required to apply for the Boiler Upgrade Scheme. If your home doesn't have one, your installer instead supplies a utility bill or fuel receipt dated within the last three months plus photographs of the existing heating system. (The council-run Warm Homes: Local Grant in England still uses the EPC — it's for homes rated D to G.)
- Can installers from outside Cardiff and the Vale of Glamorgan do my install?
- Yes — most firms travel 25 to 50 miles, so installers in Swansea and Neath Port Talbot, Monmouthshire and Powys will often quote in Cardiff and the Vale of Glamorgan too. Distance mainly affects survey availability and aftercare response, so ask where their engineers are based.
Neighbouring counties
Most installers travel 25 to 50 miles, so firms next door will often quote too.
Ready to get in touch?
Every firm listed above is MCS-certified with its own contact details. 7 are registered for the Boiler Upgrade Scheme and can take the grant off your quote.
All counties · Boiler Upgrade Scheme guide · Every UK heat pump grant · Heat pump guides