Range from the cheapest replacement of an oil boiler £800 (Qual-Serve Plumbing and Heating Services based in WD23) to the dearest replacement of an oil boiler £956 (786 HEATSAFE SOLUTIONS based in WD18).
From £2,498
London, WD23
Honest and reliable Tradesman
Good communication throughout the work
From £2,588
Need a Heating Engineer in WD23? 1st Avenue Gas Plumbing & Heating Services has been helping local clients (10 mile radius) with their heating engi...
From £2,522
Bushey Heath, WD23
Experienced heating engineer ready to quote for your work. Plumber Expert is the best heating engineer in WD23. No obligation free quotes and many ...
From £2,636
Bushey, WD23
Over 20 years experience, always trying to deliver top quality.
From £2,566
Flame Fx Ltd is a trusted heating engineer serving customers in WD23 and the surrounding area. Contact us to today to get a competitive quote for h...
From £2,654
BROKEN BOILER? EXPENSIVE CALL OUTS? BEEN ADVISED A NEW BOILER AND YOUR STILL IN DOUBT THEN GIVE US A SHOUT!! Honest advise,reliable service, qualit...
From £2,612
Trusted and professional heating engineer in WD23. Experienced in all heating engineering work and keeping within budget and on quote. Xpert Heatin...
From £2,592
Ayako Ltd is an established and experienced local heating engineer in WD23. Please contact us for a free, no obligation quote and competitive rates...
From £2,500
Member since September 2025
Relax... you have found a reliable heating engineer in WD23. E U Plumbing Ltd is a friendly and reliable company based in WD23 who consider no job ...
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 WD23 by posting a job with HaMuch and we will send it to heating engineers in WD23.
*Prices are estimates based on the hourly or day rate of heating engineers in WD23, 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 - £1,206
Service a gas fire - £196
Replace a heating programmer - £220
Powerflush - £561 Visit
Heating oil tank installation - £1,249
Replace an oil boiler - £2,576
Install a new boiler - £1,596
Cost to move / relocate boiler - £1,017
Install heated skirting boards - £1,378
LPG boiler installation - £1,514
Install hydrogen boiler - £1,356
Install gas fire - £798
Install chimney liner - £525
Install biomass boiler - £5,317
Install a ground source heat pump - £14,900
Fix a boiler fault code - £131
Fit smart heating controls - £266
Fit a magnetic filter - £173
Fit a radiator - £195
Connect a gas cooker or hob - £208
Boiler service - £95
Boiler repair - £151
Boiler Insurance - £141 per month
Install an air source heat pump - £6,295
