Range from the cheapest installation of a ground source heat pump £4,500 (Qual-Serve Plumbing and Heating Services based in WD23) to the dearest installation of a ground source heat pump £5,670 (786 HEATSAFE SOLUTIONS based in WD18).
From £15,483
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 £14,328
Member since September 2025
Relax... you have found a reliable heating engineer in Watford. E U Plumbing Ltd is a friendly and reliable company based in Watford who consider n...
From £14,493
Experienced heating engineer ready to quote for your work. Plumber Expert is the best heating engineer in Watford. No obligation free quotes and ma...
From £14,823
Flame Fx Ltd is a trusted heating engineer serving customers in Watford and the surrounding area. Contact us to today to get a competitive quote fo...
From £15,363
Sustain Homes Limited is a trusted heating engineer serving customers in Watford and the surrounding area. Contact us to today to get a competitive...
From £14,313
Member since August 2026
Honest and reliable Tradesman
Good communication throughout the work
From £15,018
Ayako Ltd is an established and experienced local heating engineer in Watford. Please contact us for a free, no obligation quote and competitive ra...
From £15,168
Trusted and professional heating engineer in Watford. Experienced in all heating engineering work and keeping within budget and on quote. Xpert Hea...
From £15,183
Timothy Stanford is a one-stop solution for all your heating engineering needs. Establish over 10 years ago and covering 10 miles around Watford we...
From £14,523
Trusted and professional heating engineer in Watford. Experienced in all heating engineering work and keeping within budget and on quote. Watford H...
Comparing heating engineers estimates for installing a ground source heat pump 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 install a ground source heat pump in Watford by posting a job with HaMuch and we will send it to heating engineers in Watford.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install A Ground Source Heat Pump near Watford | £67 | £345 |
| Install A Ground Source Heat Pump near Bushey | £67 | £343 |
| Install A Ground Source Heat Pump near Rickmansworth | £68 | £349 |
| Install A Ground Source Heat Pump near Borehamwood | £66 | £348 |
| Install A Ground Source Heat Pump near Harrow | £67 | £343 |
| Install A Ground Source Heat Pump near Hillingdon | £64 | £329 |
| Install A Ground Source Heat Pump near Gerrards Cross | £68 | £364 |
| Install A Ground Source Heat Pump near St Albans | £67 | £362 |
| Install A Ground Source Heat Pump near Dacorum | £66 | £344 |
| Install A Ground Source Heat Pump near Hemel Hempstead | £65 | £344 |
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 - £1,202
Service a gas fire - £192
Replace a heating programmer - £219
Powerflush - £552 Visit
Heating oil tank installation - £1,247
Replace an oil boiler - £2,572
Install a new boiler - £1,592
Cost to move / relocate boiler - £1,011
Install heated skirting boards - £1,374
LPG boiler installation - £1,510
Install hydrogen boiler - £1,348
Install gas fire - £796
Install chimney liner - £523
Install biomass boiler - £5,311
Install a ground source heat pump - £14,870
Fix a boiler fault code - £128
Fit smart heating controls - £263
Fit a magnetic filter - £170
Fit a radiator - £192
Connect a gas cooker or hob - £204
Boiler service - £94
Boiler repair - £148
Boiler Insurance - £138 per month
Install an air source heat pump - £6,291
