Range from the cheapest replacement of a hot water immersion heater £305 (Heat Waves Ltd based in NW2) to the dearest replacement of a hot water immersion heater £418 (GasHeat based in NW10).
Tesla Long Life Incoloy Immersion Heater & Resettable Thermostat 27"
From £441
Over 20 years experience
Client focussed and driven
Personal planning and completion of work
Warranty ...
From £412
Harlesden, NW10
M B Services is an established heating engineering business in Harlesden. We come highly recommended and provide competitive quotes for your work.<...
From £353
Homeowners look no further if you want a qualified heating engineer to work in your home. Tank Gas Heating Ltd are tidy and neat, providing a quali...
From £333
Harlesden, NW10
At Gas Force Direct Ltd, we are fully committed to keeping our customers safe and warm by offering a quality standard of property services. We are ...
From £339
Need a Heating Engineer in Harlesden? DPS Gas has been helping local clients (5 mile radius) with their heating engineering jobs for many years. Ge...
From £328
Experienced heating engineer ready to quote for your work. Heat Waves Ltd is the best heating engineer in Harlesden. No obligation free quotes and ...
From £329
Member since August 2026
Davidplumbing co.ltd specialists leak repair and general plumbing no job too big or small
From £398
Need to find a Heating Engineer near you for all your heating engineering work?
Gas Fitter provides a local, trusted heating engineering se...
From £347
Need to find a Heating Engineer near you for all your heating engineering work?
STA Gas Services provides a local, trusted heating enginee...
Comparing heating engineers estimates for replacing a hot water immersion heater 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 - Get rates and quotes to replace a hot water immersion heater in Harlesden by posting a job with HaMuch and we will send it to heating engineers in Harlesden.
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 - £1,207
Service a gas fire - £203
Replace a heating programmer - £223
Powerflush - £577 Visit
Heating oil tank installation - £1,250
Replace an oil boiler - £2,577
Install a new boiler - £1,597
Cost to move / relocate boiler - £1,019
Install heated skirting boards - £1,379
LPG boiler installation - £1,515
Install hydrogen boiler - £1,358
Install gas fire - £799
Install chimney liner - £526
Install biomass boiler - £5,319
Install a ground source heat pump - £14,906
Fix a boiler fault code - £135
Fit smart heating controls - £270
Fit a magnetic filter - £177
Fit a radiator - £199
Connect a gas cooker or hob - £215
Boiler service - £98
Boiler repair - £155
Boiler Insurance - £145 per month
Install an air source heat pump - £6,296
