radiator supply and fit in St Helens (31)

Are your radiators struggling to heat up or showing signs of rust or cold spots? It might be time to think about a new radiator installation or replacement.

Read on for everything you need to know about radiator installation in St Helens, including costs, what’s involved and who you need to hire.

Prefer us to do the searching for you? Try our quick request a quote feature and we’ll put you in touch with a qualified plumber or heating engineer covering your local area.

How much does it cost to have a radiator installed?

Central heating radiators are the most common type of radiator in UK homes, so we’ll focus on these costs:

• Radiator installation (with no existing pipework)

  • Around £900+ on parts and labour

• Pipework material and installation

  • An additional cost of around £250+

• Radiator replacement (using existing pipework)

  • Around £200 to remove and replace a double-panel radiator

Designer or column radiators may cost more. Stick to simple like-for-like replacements if you’re after a quicker and cheaper installation. Our radiator buying guide for a rundown of the different options.

Top tip – Wondering how much an electric radiator will cost to crank up the heat in your home? Our electric radiator cost guide takes you through the prices.

Do I need a plumber to install a new radiator?

Yes, for most installations it’s best to hire a qualified heating engineer or plumber. Hiring a qualified tradesperson will make sure the:

• Radiator connects correctly to your existing system
• Pipes are properly sealed
• Heating is safely balanced

Attempting DIY without experience can lead to leaks or inefficient heating.

How long does it take to replace a radiator?

Replacing a single radiator usually takes one to three hours, depending on whether it’s a straightforward swap or requires new pipework.

Adding extra radiators or relocating them may extend the job to half a day or more.

Can I install a radiator myself?

It’s possible to install a radiator yourself if you’re confident with basic plumbing, but it’s not always straightforward. You’ll need to:

• Drain the system
• Fit valves
• Make sure no air locks or leaks remain

For most homeowners, hiring an experienced plumber or heating engineer is a safer and more efficient option.

Is it worth replacing old radiators with new ones?

If your existing radiators are pushing fifteen years old, investing in new ones is worthwhile.

Modern radiators are:

• More efficient
• Heat up faster
• Can help reduce your energy bills

Top tip – Are your existing radiators in fairly good nick but just in the wrong position? Consider moving a radiator rather than replacing to keep costs down.

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