From £114
24/7/365 Gas and Heating, plumbing Services: We undertake complete Gold standard domestic Gas, plumbing and central heating service, repairs a...
From £66
Merton Mitcham, CR4
Trusted and professional heating engineer in Merton. Experienced in all heating engineering work and keeping within budget and on quote. AZ Plumbin...
From £88
Need to find a Heating Engineer near you for all your heating engineering work?
Heat & Flow provides a local, trusted heating engineering s...
From £97
Merton Mitcham, CR4
Need to find a Heating Engineer near you for all your heating engineering work?
PMA Plumbing Services provides a local, trusted heating eng...
From £101
Relax... you have found a reliable heating engineer in Merton. Clarened Engineers Ltd is a friendly and reliable company based in Merton who consid...
From £90
Merton Mitcham, CR4
Experienced heating engineer ready to quote for your work. D Thorpe is the best heating engineer in Merton. No obligation free quotes and many happ...
From £100
Hi I am Gas Engineer and plumber for around 20 years. I am doing Boiler Installation, Boiler break down, Megaflows , Underfloor heating , ...
From £88
Merton Mitcham, CR4
Experienced heating engineer ready to quote for your work. R.E.D Plumbing & Heating is the best heating engineer in Merton. No obligation free quot...
From £97
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 £103
Merton London, CR4
Davron Associated Services are here to help customers who need a Heating Engineer in Merton. We offer a competitive rate to complete all your heati...

Prices range from the cheapest of £66 (AZ Plumbing & Heating Specialist Ltd based in CR4) to the dearest of £114 (24/7 Gas and Heating Services based in CR4), but the best way to compare costs is to get actual quotes.
Get rates and quotes for landlord gas safety certificates in Merton by posting a job with HaMuch and we will send it to heating engineers in Merton.
"Need a Landlord gas safety certificate" - SW17, job posted 06/09/26
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 - £1,138

Service a gas fire - £193

Replace a heating programmer - £219

Powerflush - £554 Visit

Heating oil tank installation - £1,215

Replace an oil boiler - £2,508

Install a new boiler - £1,528

Install heated skirting boards - £1,310

LPG boiler installation - £1,446

Install hydrogen boiler - £1,220

Install gas fire - £764

Install chimney liner - £491

Install biomass boiler - £5,215

Install a ground source heat pump - £14,390

Fix a boiler fault code - £129

Fit smart heating controls - £264

Fit a magnetic filter - £171

Fit a radiator - £193

Connect a gas cooker or hob - £205

Boiler service - £94

Boiler repair - £149

Boiler Insurance - £139 per month

Install an air source heat pump - £6,227