Wales
The Boiler Upgrade Scheme covers Wales in full, and Cardiff has some of the most experienced heat pump firms in the country — including installers with decades of ground source expertise.
Before you get quotes, check what grant you qualify for — most Wales homes get £7,500, off-grid oil/LPG homes now get £9,000. 60-second calculator →
Coverage: Cardiff and Wales
States 20+ years of experience and over 3,500 heat pump installations across Wales and the UK, with full BUS grant application handling as an MCS-certified installer.
Certification claims are the installer's own — verify on the official MCS register. From the installer's public website, last checked 2026-08-30.
Coverage: Cardiff (CF postcodes)
Describes an MCS-certified team with over a decade as a green home energy specialist and MCS-approved installer of Vaillant air source heat pumps.
Certification claims are the installer's own — verify on the official MCS register. From the installer's public website, last checked 2026-08-30.
Coverage: Cardiff and South Wales
Cardiff-based firm stating over 1,500 installations and 14 years of heat pump experience, with systems designed to MCS guidelines for BUS eligibility.
Certification claims are the installer's own — verify on the official MCS register. From the installer's public website, last checked 2026-08-30.
Tell us what you're heating with now and we'll match you with MCS-certified installers covering Cardiff. No obligation, and your details are never sold.
How much does an air source heat pump cost in Cardiff?
Most UK air source heat pump installations run £10,000–£14,000 before support. After the £7,500 Boiler Upgrade Scheme grant, typical Cardiff households pay £2,500–£6,500 — and off-gas-grid homes heated by oil or LPG now qualify for £9,000. Compare at least three quotes; the spread on identical hardware is routinely £2,000+.
What heat pump grant can I get in Cardiff?
Cardiff is covered by the Boiler Upgrade Scheme: £7,500 off an air or ground source heat pump for property owners replacing fossil fuel or electric heating, or £9,000 for off-gas-grid homes heated by oil or LPG. Your MCS-certified installer applies on your behalf and deducts it from the quote.
How do I check a Cardiff installer is MCS-certified?
Search the official MCS register at mcscertified.com/find-an-installer — certification is what makes you grant-eligible, so verify before signing anything. Every listing on this page links to the register; the 3 installers listed here describe themselves as MCS-certified on their own websites.
Deeper answers in our guides — grants, real costs, and heat pump vs gas boiler.
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