Darlington

Darlington boiler repairs

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  • Fixed price repairs†
  • Same day & next day repairs available
  • Gas Safe Registered engineers
  • Manufacturer approved

† Find out whether our amazing fixed price repair and no fix no fee offers are available for your manufacturer by getting a quote today.

Boiler repairs in Darlington with a guarantee

Whatever the fault, our engineers carry out boiler repairs in Darlington at a fixed price. Wherever possible, we aim to fix your boiler the same day or next day, and the work comes with our repair guarantee. Whether the heating won't come on or the hot water runs cold, we can help.

Our engineers fix combi, gas and electric boilers, whatever their age. Our online booking shows the dates on offer, so you can pick one that suits you. On arrival, your engineer works out what is wrong with the boiler. They explain the fix in plain terms before any work starts. You'll know exactly what was fixed before your engineer goes.

Our engineers explain things clearly, without jargon.

No hot water from a combi in Darlington

A combi boiler heats water as you use it, so there is no tank to run out. When the hot water fails, the fault is in the boiler itself or its controls.

A common cause is the diverter valve. It switches the boiler between heating and hot water. If it sticks, you may get hot radiators but cold taps, or the other way round. Our boiler engineer in Darlington can explain what has happened and what the repair involves.

Lukewarm water, or water that runs hot and then cold, can point to a faulty sensor or low water flow. Low pressure can also stop a combi heating water.

Before you book, check the pressure gauge and the hot water setting on the boiler. Try a different tap too, as the problem may be with one tap only.

Combi boilers also need a good flow of water from the mains. If several taps run at once, the water may cool. That is normal, but a sudden change is worth checking.

A combi that heats the radiators but not the taps may also have a faulty sensor. Your engineer will test the valve, the pump and the sensors to find the cause.

Keep your boiler manual somewhere easy to find. It lists the right pressure, the reset steps and what each code means.

Book online in a couple of minutes, or call us on 0333 733 5127.

Call us now

0333 733 1234

A leaking boiler and other common boiler faults

We regularly fix faults like these:

  • Boiler leaking from a pipe or valve
  • No heating, although the boiler display is on
  • Low boiler pressure, with the gauge below 1 bar
  • Diverter valve fault, with hot water that comes and goes
  • Error code on the display when the boiler starts
  • No hot water, with no fault showing on the boiler
  • Boiler not igniting first time, or at all

Ready to book? Choose a date that suits you online, or give us a call.

Nearby areas we cover

Our engineers work in these nearby towns too:

Brands of boiler we fix in Darlington

We fix boilers from these brands and many more:

Boiler help & advice

Our guides explain common boiler problems in more detail:

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Darlington Boiler Repairs FAQs

Our answers below cover the questions people ask most about boiler repairs in Darlington. Still have a question? Our boiler FAQ page may help.

What do I do if there's a gas smell?

Phone the National Gas Emergency number, 0800 111 999, right away. Don't use the boiler, light switches or anything with a flame. Open the doors and windows to let air in. If you can reach the meter safely, turn the gas off there, then wait outside for the engineer.

How do I unfreeze a condensate pipe?

Defrost the pipe with warm water, then reset the boiler. A hot water bottle or a warm cloth wrapped round the pipe also works. Don't use boiling water. If the pipe keeps freezing each winter, it may need lagging or rerouting, which our engineers can sort out.

Which makes of boiler do your engineers repair?

We cover every brand. Whatever make of boiler you have, our engineers can repair it. They are trained to work on combi, gas and electric models, from the newest boilers to older ones. Our brands page lists many of the manufacturers we work with most often.

How much does it cost to fix a boiler in Darlington?

Prices depend on the repair you need. The fault, the parts and your boiler's make and age all affect the cost. Selected brands get a fixed price repair, so you know the full cost before the visit. Our instant online price shows what you'll pay, with no hidden callout fees.

Is there a guarantee on boiler repairs?

Yes. Every boiler repair comes with our repair guarantee as standard. There's nothing extra to pay for it. If the fault you booked us for comes back, get in touch with our customer team and we'll look into it for you. The work is always done by Gas Safe registered engineers.