New boiler in Harpenden from £2,747*

Range from the cheapest new boiler installation £890 (Platinum Plumbing & Heating Services Limited based in LU4) to the dearest boiler installation £1,100 (Aphex Heating Engineers Ltd based in AL3). To see prices and availability for your job click green button.

Combi Boiler
Combi Boiler from £1,755*

Vaillant ecoTEC Plus 836 36kW Combi Boiler

+
Fitted from £992*

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From £100

Cost updated Oct 26
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Ak Gas

Homeowners look no further if you want a qualified heating engineer to work in your home. Ak Gas are tidy and neat, providing a quality heating eng...

From £90

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Nabi Gulam

Nabi Gulam

Member since November 2026

If you are looking for a Harpenden heating engineer and you need something replaced, fitted, or fixed, contact Nabi Gulam today. We are competitive...

From £70

Cost updated Sep 26
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Zack's Gas Engineering

Fast response for all your heating engineering needs around Harpenden

Zack's Gas Engineering are an established and e...

From £1,743

Rates updated Oct 26
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Aphex Heating Engineers Ltd

Darren Smith

Looking for a Heating Engineer near Harpenden for all your heating engineering jobs?

Aphex Heating Engineers Ltd prov...

From £1,603

Rates verified Nov 26
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Mark V Smith PhD.

With extensive heating engineering experience, we provide reliable, high-quality workmanship at competitive prices. Mark V Smith PhD. understands t...

From £1,673

Rates verified Sep 26
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Harshay Plumbing and Heating

Irfan Amir

If you are looking for a Harpenden heating engineer and you need something replaced, fitted, or fixed, contact Harshay Plumbing and Heating today. ...

From £1,665

Last active Nov 26
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ECO-HOUZ LLP

Homeowners look no further if you want a qualified heating engineer to work in your home. ECO-HOUZ LLP are tidy and neat, providing a quality heati...

From £1,533

Last active Nov 26
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Platinum Plumbing & Heating Services Limited

Platinum Plumbing & Heating Services Limited prides in delivering an excellent heating engineering service and value for money in Harpenden and the...

From £1,635

Last active Nov 26
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ZM Services

Looking for a Heating Engineer near Harpenden for all your heating engineering jobs?

ZM Services provides a professio...

From £1,721

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A 1 Heating

Gary Toye

Member since September 2026

A 1 Heating are here to help customers who need a Heating Engineer in Harpenden. We offer a competitive rate to complete all your heating engineeri...

Cheapest gas heating engineers to install a new boiler in Harpenden

Estimates for install a new boiler near Harpenden

New combi boilers cost from around £650 to £2,500 depending on the manufacturer and kW output.

Comparing Harpenden heating engineers estimates for combi or system boiler upgrade gives you a good idea of prices but the best way to compare costs is to get quotes.

What to do -  Get boiler installation quotes by posting your job on HaMuch and we will send it to your local heating engineers in Harpenden.

*Prices are estimates based on the hourly or day rate of heating engineers in Harpenden, UK boiler offers and materials.

Price range for Combi Boilers


Estimates for common heating engineer jobs in Harpenden;

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...