Loading
Air source heat pump installation - start saving on your electricity bills today
Trusted national brand. With local heat pump expertise
Exclusive offers. Boiler Upgrade Scheme grant and 5 year workmanship warranty
You don't need to be an OVO customer to get a heat pump installed with us
5 year warrantyOn all workmanship
Backed by OVOOne of the UK's largest energy suppliers
Portsmouth's local heat pump installer
Portsmouth homeowners are making the switch from gas boilers to air source heat pumps in growing numbers. Our local team handles everything from your survey to installation.
With the Boiler Upgrade Scheme offering up to £9,000¹ towards the cost of installation and OVO’s flexible finance options available, switching to a heat pump in Portsmouth is more affordable than you might think.
What makes OVO different in Portsmouth
9 out of 10 installers in your area didn't make the cut. You meet the one who did.¹
No subcontractor lotteries. We build exclusive, long-term partnerships with just one team of heat pump engineers per region-fully vetted for MCS compliance, precise hydronic design, and maximum system efficiency.
Trusted nationwide: the UK's highest rated renewable installer.²
Our industry-leading customer satisfaction scores reflect our commitment to high standards and total reliability. So you can enjoy complete peace of mind knowing your home is in expert hands.
Enjoy free heating for your home. Every Saturday and Sunday for a year.
With our exclusive Weekend Warmer covering your heating and hot water costs every weekend for your first 12 months, your new system doesn’t just lower your carbon footprint, it generates an immediate return that pays you back faster.³
Trusted by homeowners across Portsmouth
Excellent service from start to finish
From the initial survey to the day of install, the OVO team kept me informed and the installers were professional, tidy, and friendly. Highly recommend.
Matt Manning
May 11, 2026
Friendly and efficient service
Friendly and efficient service from quotation through to completion. On time and a neat installation. Thank you.
Geoff
May 4, 2026
Brilliant support and friendly efficient effective service
Brilliant support. Half the price of other quotes. They handled documentation required swiftly and turned up exactly when they said they would. Very friendly and experienced installation team. No mess and set up working from day one. Follow up support superb. I thoroughly recommend them.
Timothy Godwin
April 22, 2026
Learn more about heat pumps
A guide to air source heat pumps
Everything you need to know about how air source heat pumps work and whether one is right for your home.
Heat pumps vs boilers. Which is better?
Comparing the costs, efficiency and practicalities of heat pumps and gas boilers in 2026.
How much does a heat pump cost?
A full breakdown of heat pump installation costs in 2026 and how to reduce what you pay.
Ready to save up to £9,000¹ on a new heat pump?
See a price guide today. No commitment needed.
Looking for heat pumps elsewhere in Hampshire?
See our full Hampshire page covering Southampton, Salisbury
View Hampshire pageImportant information
- For eligible customers, the Boiler Upgrade Scheme offers a grant of up to £7,500 to help with installation costs. It covers installations in England and Wales that take place before the end of March 2028. Homeowners in Scotland can apply for a grant of up to £7,500 through the Home Energy Scotland Grant and Loan Scheme. An additional £7,500 of funding is also available as an optional interest free loan through Home Energy Scotland. Terms and eligibility criteria apply.