Londonderry

Londonderry 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 Londonderry

Looking for fixed price boiler repairs in Londonderry? We aim to get to you the same day or the next day wherever possible. Our repair guarantee comes with all work. We deal with faults big and small, from a stuck valve to a failed circuit board.

We can repair any combi, gas or electric boiler, new or old. You book online and choose a date that suits you. Your engineer looks at the boiler, finds the fault and explains it in plain terms. After the repair, they check the boiler runs as it should. If you have questions, your engineer will answer them before leaving.

Whether your boiler is wall-hung or floor-standing, our engineers can work on it. Landlords can arrange repairs for rental homes in the same way. We help homeowners, tenants and landlords alike.

Heating controls and thermostats in Londonderry

Sometimes the boiler is fine and the fault is in the controls. A thermostat, timer or programmer that stops working can leave the heating off or stuck on.

Start by checking the batteries in a wireless thermostat. Then check the timer shows the right time, as it may have reset after a power cut. If the fault won't clear, leave the casing on and let a boiler engineer in Londonderry take a look.

Turn the thermostat up and listen for a click. If the boiler doesn't respond, the thermostat or its wiring may be faulty.

Radiator valves can also cause problems. A stuck thermostatic valve keeps one radiator cold while the others heat up. Your engineer can free it or replace it.

Your engineer can test the controls and the wiring as well as the boiler. They can also show you how to set the timer and thermostat, so the heating comes on when you need it.

If you have recently changed your thermostat or timer, the settings may need checking. A wiring fault after a new fitting can stop the boiler responding. Your engineer can test this and put it right.

If the fault comes and goes, keep a note of when it happens. A pattern can point your engineer to the right part. If you ever smell gas, ring 0800 111 999 and leave the property.

Get an instant price online and pick a repair date that suits you.

Call us now

0333 733 1234

Pump not working and other faults

Common problems we put right include:

  • Pump not working, or running but not moving water
  • Radiators not heating up, or cold at the top
  • Low boiler pressure that stops the boiler starting
  • Boiler not igniting, with a clicking sound but no flame
  • Boiler keeps switching off and on again
  • Thermostat not responding, so the boiler won't start
  • Diverter valve fault on a combi boiler
  • Boiler leaking onto the floor or cupboard below

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

Other areas near Londonderry

If you live nearby, we cover these towns too:

Brands we repair in Londonderry

Our engineers repair the main boiler makes, such as:

Boiler help & advice

You can find more help in these guides:

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Londonderry Boiler Repairs FAQs

Got a question about boiler repairs in Londonderry? We've answered some common ones below. More questions are answered on our boiler FAQ page.

Should I repair or replace an old boiler?

Usually a repair makes more sense. Even older boilers can often be fixed at a fair price. A replacement is worth thinking about if the boiler keeps breaking down, leaks often or heats your home poorly. Our boiler replacement tips guide explains what to look for.

Can you fix my boiler today?

Often, yes. We aim to visit the same day or the next day wherever possible. How soon depends on how many engineers are free near you. When you book online, you'll see every date on offer and can choose the one that suits you. That might be today, or later in the week.

How do I thaw a frozen condensate pipe?

Pour warm water slowly over the frozen section, then reset the boiler. Never use boiling water, as it can crack the plastic pipe. The condensate pipe carries waste water from the boiler to a drain outside. If it freezes often, our engineers can check how it was fitted and fix the cause.

Can you repair any make of boiler?

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 will my boiler repair cost?

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.