From £210
Reliable and experienced heating engineers with competitive rates and good at keeping within budget. Happy to provide examples of heating engineeri...
From £160
Multivega+ Heating Services prides in delivering an excellent heating engineering service and value for money in Merton and the surrounding areas. ...
From £120
Get a Heating Engineer in Merton who you can trust. Maximum Gas LTD provide friendly and reliable heating engineering services to the Merton area, ...
From £154
Experienced heating engineer ready to quote for your work. J&J Building Solutions is the best heating engineer in Merton. No obligation free quotes...
From £152
Fast response for all your heating engineering needs around Merton
JM HEATING AND PLUMBING SERVICES LTD are an establ...
From £178
Need the heating engineering job done quickly without breaking the bank? Aspen Gas Limited offer fast, reliable, and affordable heating engineering...
From £162
If you are looking for a Merton heating engineer and you need something replaced, fitted, or fixed, contact Majestic Building Maintenance Ltd today...
From £166
Fast response for all your heating engineering needs around Merton
East London Gas & Heating are an established and e...
From £168
Get a Heating Engineer in Merton who you can trust. Madyson Global Trade Ltd provide friendly and reliable heating engineering services to the Mert...
From £188
Member since September 2026
Merton, CR4
24/7/365 Gas and Heating, plumbing Services: We undertake complete Gold standard domestic Gas, plumbing and central heating service, repairs a...

Comparing gas heating engineer estimates for boiler repairs in Merton gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - If your boiler is playing up, quickly get rates and quotes for boiler repairs by clicking "Get quotes" to post your job to heating engineers in Merton
"(Traditional system) boiler will only heat water when heating is also on. Zone valve buzzes/is stuck/broken, needs replacing so that boiler will heat water without having heating on as well" - SW19, job posted 01/01/70
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With energy prices rising, it’s important to do all you can to keep your bills as low as possible. And if you’ve got an old boiler, it could be wasting your money. But how much will it set you back to replace your boiler? We’ve got the answer plus costs for other heating sources like ground and air source heat pumps in our cost guides.

Fit underfloor heating - £1,443

Service a gas fire - £219

Replace a heating programmer - £228

Powerflush - £613 Visit

Heating oil tank installation - £1,367

Replace an oil boiler - £2,813

Install a new boiler - £1,833

Cost to move / relocate boiler - £1,372

Install heated skirting boards - £1,615

LPG boiler installation - £1,751

Install hydrogen boiler - £1,830

Install gas fire - £916

Install chimney liner - £643

Install biomass boiler - £5,672

Install a ground source heat pump - £16,674

Fix a boiler fault code - £146

Fit smart heating controls - £281

Fit a magnetic filter - £188

Fit a radiator - £210

Connect a gas cooker or hob - £231

Boiler service - £103

Boiler repair - £166

Boiler Insurance - £156 per month

Install an air source heat pump - £6,532