Fit an unvented hot water cylinder or Megaflo in City Of Westminster from £3,852*

An unvented hot water cylinder is a great option if you want to get rid of your water storage tank in the loft and improve your water pressure. But how much does it cost to install one in City Of Westminster? To see prices and availability for your job click green button.

Unvented Hot Water Cylinder
Unvented Hot Water Cylinder from £2,658*

Joule Zenith Pre-Plumbed Cylinder

+
Fitted from £1,194*

J&J Building Solutions

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From £2,269

Rates updated Oct 26
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Crystal heating and plumbing

Taqee ul Hasan

Im gas safe engineer Working professionally Repairing the boiler and installing new boiler and heating related job…………………�...

From £3,669

Rates updated Sep 26
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Multivega+ Heating Services

Multivega+ Heating Services prides in delivering an excellent heating engineering service and value for money in City Of Westminster and the surrou...

From £2,361

Rates verified Oct 26
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National Gas Connects & Plumbing

National Gas Connects & Plumbing is a one-stop solution for all your heating engineering needs. Establish over 10 years ago and covering 20 miles a...

From £2,669

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Chosen Plumbing and Heating

Tom Rowe

Member since October 2026

Chosen Plumbing and Heating is a trusted, rated local plumbing and heating company serving South West London. With over 16 years' experience, we co...

From £2,535

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Diamond Gas Ltd

Jakir Uddin

Member since September 2026

Gas, heating and plumbing services, including boiler installations, servicing and repairs, Vaillant and other leading boiler brands, gas safety che...

From £2,069

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24/7 Gas and Heating Services

Rod Goldson

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

Rates verified Sep 26
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J&J Building Solutions

Experienced heating engineer ready to quote for your work. J&J Building Solutions is the best heating engineer in City Of Westminster. No obligatio...

From £2,401

Rates verified Sep 26
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JM HEATING AND PLUMBING SERVICES LTD

Fast response for all your heating engineering needs around City Of Westminster

JM HEATING AND PLUMBING SERVICES LTD ...

From £2,471

Rates verified Sep 26
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Majestic Building Maintenance Ltd

If you are looking for a City Of Westminster heating engineer and you need something replaced, fitted, or fixed, contact Majestic Building Maintena...

From £2,427

Rates verified Sep 26
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East London Gas & Heating

Fast response for all your heating engineering needs around City Of Westminster

East London Gas & Heating are an esta...

Cheapest gas engineer to replace an unvented hot water cylinder in City Of Westminster

Estimates for fit or replace an unvented hot water cylinder near City Of Westminster

Prices for the installation of unvented hot water cylinders like Megaflo in City Of Westminster range from the cheapest of £900 (24/7 Gas and Heating Services based in CR4) to dearest of £2,500 (Multivega+ Heating Services based in SE1), 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 City Of Westminster by posting a job with HaMuch and we will send it to heating engineers in City Of Westminster.

Price range for Unvented Hot Water Cylinders

"Fit or replace an unvented hot water cylinder" - LONDON, job posted 10/09/22

"Fit or replace BAXI boiler and MEGAFLOW on the ground floor kitchen. The current old floor-standing boiler is in the basement. (approx. 12m pipe run from the meter)" - EC1, job posted 08/04/23


Estimates for common heating engineer jobs in City Of Westminster;

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.

More heating cost guides...