Gas Safe Reg. 557696 • OFTEC Registered • 20+ Years Experience • Belfast & Greater Belfast
07934 776 774
Oil & Gas Boiler Installation, Breakdown Repair, Heat Pumps & Solar Panels for Homes Across Belfast, Lisburn & Holywood.
Tell us what you need and we'll get back to you promptly.
Over a decade of satisfied customers across Belfast, Lisburn and Holywood.
"With Kieran is heating engineering perfection at a reasonable price. He recently fixed my ailing 10 year old gas boiler and it's working like new. His attention to detail was extraordinary. Highly recommended."
"Arrived exactly when they said they would and worked non-stop over 2 days. Completed to an excellent standard. Would not hesitate to use Kelly Heating again."
"Really excellent service from Kieran, right from the first point of contact through to the work being undertaken. Very professional. I cannot recommend him highly enough."
We focus on the services that matter most to homeowners across Greater Belfast. Every job done properly, by an engineer you can trust.
Fast response for oil and gas boiler breakdowns across Belfast, Lisburn and Holywood. Proper diagnosis, honest options, right repair.
Book a RepairOil and gas boiler installations done properly. Correct sizing, quality brands, clean installation and full handover.
Get a QuoteAnnual gas and oil boiler servicing to keep your system safe, efficient and your manufacturer warranty valid.
Book a ServiceDomestic PV solar panel systems professionally installed across Greater Belfast. Reduce your electricity bills.
Find Out MoreUse the sun to heat your water. Solar thermal panels reduce hot water bills and work alongside your existing boiler.
Find Out MoreAir source heat pump installation for suitable Belfast homes. Honest assessment — only recommended where genuinely the right fit.
Find Out MoreIf your boiler is unreliable, inefficient or simply past its best, a new installation is often the most cost-effective decision you can make.
We don't cut corners. We install systems properly — correct sizing, clean pipework, a tidy finish and a system built to run efficiently for years.
No heating or hot water? We provide fast, reliable oil and gas boiler breakdown services across Belfast, Lisburn and Holywood.
We'll diagnose the issue properly, explain your options clearly and carry out the right repair — not the quickest temporary fix.
Not a 24-hour service, but we will help you as quickly as we can.
We recommend what you need — not what makes us the most. We install to last. We treat your home with care.
Kieran Kelly has been working in domestic heating across Belfast and Greater Belfast for over 20 years. His name and reputation are on every job.
Qualified to work safely on both gas and oil systems. Registration No. 557696.
Clear, itemised quotes with no hidden costs. You know what you're paying before we start.
Over 20 years of experience — the right solution, installed properly, no shortcuts.
Our small Belfast family business has Kieran's experience, skill and standards behind every job.
Not sure if you're in our area? Get in touch — we may still be able to help.
Honest advice and a straightforward quote. Covering Belfast, Lisburn, Holywood and Greater Belfast.
