Fit an unvented hot water cylinder or Megaflo in Harlesden from £3,622*

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 Harlesden? 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 £964*

Plumbrite123

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From £2,133

Last active Nov 26
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Plumbrite123

Trevor Hokan

Need to find a Heating Engineer near you for all your heating engineering work?

Plumbrite123 provides a local, trusted heating engineering ...

From £2,419

Last active Nov 26
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CH Plumbing & Heating

Christopher Harvey

I am very reliable, honest and trustworthy. I enjoy solving difficult problems. I have over 20 years plumbing and heating experience. No job too bi...

From £2,271

1 review

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David Plumbing Co.Ltd

Everton Buddington

Member since August 2026

Davidplumbing co.ltd   specialists leak repair and general plumbing no job too big or small 

"Davidplumbing.co.ltd no job too big or small www. Davidplumbing. Co.uk" - LONDON,reviewed 03/04/18, EVERTON BUDDINGTON

From £2,263

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Colosseum property solutions ltd

Daniele Hoti

Member since July 2026

Colosseum property solutions ltd is a trusted heating engineer serving customers in Harlesden and the surrounding area. Contact us to today to get...

From £2,379

Last active Nov 26
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M Coakley

Max Coakley

M Coakley is an established heating engineering business in Harlesden. We come highly recommended and provide competitive quotes for your work.

...

From £2,305

Last active Oct 26
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Maintain it ltd

Hitesh Halai

We are a one stop shop for your home 

Gas safety 

Applince repairs  washing machine, dishwasher, cooker,fridge...

From £2,437

Last active Oct 26
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M B Services

Matt Boyes

M B Services is an established heating engineering business in Harlesden. We come highly recommended and provide competitive quotes for your work.<...

From £2,325

Last active Oct 26
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Gas Safety First

Location

Harlesden, NW10

Experienced heating engineer ready to quote for your work. Gas Safety First is the best heating engineer in Harlesden. No obligation free quotes an...

From £2,339

Last active Oct 26
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London Property Maintenance

London Property Maintenance is an established and experienced local heating engineer in Harlesden. Please contact us for a free, no obligation quot...

From £2,319

Last active Oct 26
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Tank Gas Heating Ltd

Location

Harlesden, NW10

Homeowners look no further if you want a qualified heating engineer to work in your home. Tank Gas Heating Ltd are tidy and neat, providing a quali...

Cheapest gas engineer to replace an unvented hot water cylinder in Harlesden

Estimates for fit or replace an unvented hot water cylinder near Harlesden

Prices for the installation of unvented hot water cylinders like Megaflo in Harlesden range from the cheapest of £964 (Plumbrite123 based in W12) to dearest of £1,268 (M B Services based in NW10), 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 Harlesden by posting a job with HaMuch and we will send it to heating engineers in Harlesden.

Price range for Unvented Hot Water Cylinders

"Fit or replace an unvented hot water cylinder" - NW10, job posted 10/12/22

"Fit an unvented hot water cylinder and remove vented system. Ground floor flat with electrical supply only" - NW10, job posted 01/01/70


Estimates for common heating engineer jobs in Harlesden;

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...