From £2,429
Trusted and professional heating engineer in Knaphill. Experienced in all heating engineering work and keeping within budget and on quote. Ark Heat...
From £2,669
Get a Heating Engineer in Knaphill who you can trust. Sub Plumbing & Heating Solutions provide friendly and reliable heating engineering services t...
From £3,169
Lambert Heating & Renewables Ltd is a Carshalton-based heating company providing boiler servicing, boiler repairs and fault finding, new boiler ins...
From £2,069
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 £2,363
Experienced heating engineer ready to quote for your work. J&J Building Solutions is the best heating engineer in Knaphill. No obligation free quot...
From £2,255
Member since May 2025
Hi,we are a fair and honest company with years of experience in gas, heating and plumbing.Doing fault finding,servicing and all installation. W...
From £2,267
KD Plumbing & Heating Services is an established and experienced local heating engineer in Knaphill. Please contact us for a free, no obligation qu...
From £2,275
Member since June 2026
Giro heating and plumbing is an established and experienced local heating engineer in Knaphill. Please contact us for a free, no obligation quote ...
From £2,169
Member since May 2021
We always offer a professional and affordable service to our customers, where every customer is happy!
Check out our reviews! www.osmanplumbing...
Prices for the installation of unvented hot water cylinders like Megaflo in Knaphill range from the cheapest of £900 (24/7 Gas and Heating Services based in CR4) to dearest of £2,000 (Lambert Heating & Renewables Ltd based in SM5), but these are just estimates. Comparing heating engineers estimates gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get rates and quotes to install an unvented hot water cylinder in Knaphill by posting a job with HaMuch and we will send it to heating engineers in Knaphill.
"Fit or replace an unvented hot water cylinder, old one is starting to leak" - GU21, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Fit Or Replace An Unvented Hot Water Cylinder near Woking | £71 | £361 |
| Fit Or Replace An Unvented Hot Water Cylinder near New Haw | £71 | £368 |
| Fit Or Replace An Unvented Hot Water Cylinder near Guildford | £68 | £366 |
| Fit Or Replace An Unvented Hot Water Cylinder near Ascot | £65 | £337 |
| Fit Or Replace An Unvented Hot Water Cylinder near Camberley | £70 | £353 |
| Fit Or Replace An Unvented Hot Water Cylinder near Ash Vale | £66 | £339 |
| Fit Or Replace An Unvented Hot Water Cylinder near Egham | £71 | £357 |
| Fit Or Replace An Unvented Hot Water Cylinder near Farnborough | £68 | £350 |
| Fit Or Replace An Unvented Hot Water Cylinder near Staines-upon-Thames | £68 | £349 |
| Fit Or Replace An Unvented Hot Water Cylinder near Walton-on-Thames | £69 | £355 |
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 - £1,228

Service a gas fire - £231

Replace a heating programmer - £232

Powerflush - £642 Visit

Heating oil tank installation - £1,260

Replace an oil boiler - £2,598

Install a new boiler - £1,618

Cost to move / relocate boiler - £1,051

Install heated skirting boards - £1,400

LPG boiler installation - £1,536

Install hydrogen boiler - £1,401

Install gas fire - £809

Install chimney liner - £536

Install biomass boiler - £5,351

Install a ground source heat pump - £15,066

Fix a boiler fault code - £154

Fit smart heating controls - £289

Fit a magnetic filter - £196

Fit a radiator - £218

Connect a gas cooker or hob - £243

Boiler service - £107

Boiler repair - £174

Boiler Insurance - £164 per month

Install an air source heat pump - £6,317