Range from the cheapest replacement of an oil boiler £802 (E U Plumbing Ltd based in WD18) to the dearest replacement of an oil boiler £1,076 (Mizzon construction based in HA6).
From £2,518
Northwood, HA6
Need a Heating Engineer in HA6? Gas Electricial Maintenance Services has been helping local clients (10 mile radius) with their heating engineering...
From £2,774
Trusted and professional heating engineer in HA6. Experienced in all heating engineering work and keeping within budget and on quote. Mizzon constr...
From £2,634
Northwood, HA6
Reliable and experienced heating engineers with competitive rates and good at keeping within budget. Happy to provide examples of heating engineeri...
From £2,548
TDC Plumbing & Heating is an established heating engineering business in HA6. We come highly recommended and provide competitive quotes for your wo...
From £2,660
Trusted and professional heating engineer in HA6. Experienced in all heating engineering work and keeping within budget and on quote. Akbar Heating...
From £2,564
Relax... you have found a reliable heating engineer in HA6. TCB Gas Services is a friendly and reliable company based in HA6 who consider no job as...
From £2,592
Ayako Ltd is an established and experienced local heating engineer in HA6. Please contact us for a free, no obligation quote and competitive rates....
From £2,612
Trusted and professional heating engineer in HA6. Experienced in all heating engineering work and keeping within budget and on quote. Xpert Heating...
From £2,500
Member since September 2025
Relax... you have found a reliable heating engineer in HA6. E U Plumbing Ltd is a friendly and reliable company based in HA6 who consider no job as...
From £2,556
Homeowners look no further if you want a qualified heating engineer to work in your home. Paul Smith are tidy and neat, providing a quality heating...
Selected new oil boilers cost from £1,700 to £4,600 and depend on the manufacturer and kW output.
Comparing heating engineers estimates for replacing an oil boiler 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 an oil boiler in HA6 by posting a job with HaMuch and we will send it to heating engineers in HA6.
*Prices are estimates based on the hourly or day rate of heating engineers in HA6, oil boiler offers and materials.
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 - £1,226
Service a gas fire - £201
Replace a heating programmer - £222
Powerflush - £573 Visit
Heating oil tank installation - £1,259
Replace an oil boiler - £2,596
Install a new boiler - £1,616
Cost to move / relocate boiler - £1,047
Install heated skirting boards - £1,398
LPG boiler installation - £1,534
Install hydrogen boiler - £1,396
Install gas fire - £808
Install chimney liner - £535
Install biomass boiler - £5,347
Install a ground source heat pump - £15,047
Fix a boiler fault code - £134
Fit smart heating controls - £269
Fit a magnetic filter - £176
Fit a radiator - £198
Connect a gas cooker or hob - £213
Boiler service - £97
Boiler repair - £154
Boiler Insurance - £144 per month
Install an air source heat pump - £6,315
