Range from the cheapest new boiler installation £700 (24/7 Gas and Heating Services based in CR4) to the dearest boiler installation £2,300 (Multivega+ Heating Services based in SE1).
From £2,523
Reliable and experienced heating engineers with competitive rates and good at keeping within budget. Happy to provide examples of heating engineeri...
From £1,943
Fast response for all your heating engineering needs around Chiswick
PC Heating are an established and experienced he...
From £2,943
Multivega+ Heating Services prides in delivering an excellent heating engineering service and value for money in Chiswick and the surrounding areas...
From £2,443
Lambert Heating & Renewables Ltd is a Carshalton-based heating company providing boiler servicing, boiler repairs and fault finding, new boiler ins...
From £1,343
Member since September 2026
24/7/365 Gas and Heating, plumbing Services: We undertake complete Gold standard domestic Gas, plumbing and central heating service, repairs a...
From £1,637
Experienced heating engineer ready to quote for your work. J&J Building Solutions is the best heating engineer in Chiswick. No obligation free quot...
From £1,675
Fast response for all your heating engineering needs around Chiswick
JM HEATING AND PLUMBING SERVICES LTD are an esta...
From £1,745
If you are looking for a Chiswick heating engineer and you need something replaced, fitted, or fixed, contact Majestic Building Maintenance Ltd tod...
From £1,701
Fast response for all your heating engineering needs around Chiswick
East London Gas & Heating are an established and...
From £1,613
Get a Heating Engineer in Chiswick who you can trust. Madyson Global Trade Ltd provide friendly and reliable heating engineering services to the Ch...
New combi boilers cost from around £650 to £2,500 depending on the manufacturer and kW output.
Comparing Chiswick heating engineers estimates for combi or system boiler upgrade gives you a good idea of prices but the best way to compare costs is to get quotes.
What to do - Get boiler installation quotes by posting your job on HaMuch and we will send it to your local heating engineers in Chiswick.
*Prices are estimates based on the hourly or day rate of heating engineers in Chiswick, UK boiler offers and materials.
"New combi or system boiler installation – like for like replacement" - W3, job posted 01/01/70
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 - £1,542
Service a gas fire - £237
Replace a heating programmer - £234
Powerflush - £657 Visit
Heating oil tank installation - £1,417
Replace an oil boiler - £2,912
Install a new boiler - £1,932
Cost to move / relocate boiler - £1,520
Install heated skirting boards - £1,714
LPG boiler installation - £1,850
Install hydrogen boiler - £2,027
Install gas fire - £966
Install chimney liner - £693
Install biomass boiler - £5,820
Install a ground source heat pump - £17,415
Fix a boiler fault code - £158
Fit smart heating controls - £293
Fit a magnetic filter - £200
Fit a radiator - £222
Connect a gas cooker or hob - £249
Boiler service - £109
Boiler repair - £178
Boiler Insurance - £168 per month
Install an air source heat pump - £6,631
