ΩOmega BreakdownBoiler repair & heating
Diagnose my boiler
⚡ Gas Safe registered engineers · fixed prices

Broken boiler?
Know what's wrong — and what it costs.

Enter your error code, or your make and model. We'll tell you the likely fault, the free checks to try first, and one fixed price — then send a vetted Gas Safe engineer who covers your postcode. No callout fee.

✓ Gas Safe registered✓ Fixed prices inc. VAT✓ No callout fee

Tell us what your boiler's doing

Speak it, snap the display, or type the error code — you'll know what's wrong in seconds.
your boiler
1
Tell us the fault

Type the error code, snap the display or say what it's doing — Vaillant, Worcester, Ideal, Baxi and every other UK make.

2
See the cause & a fixed price

The likely fault, the free checks worth trying first, and one honest fixed price — part and labour, inc. VAT.

3
Book — an engineer calls back

A vetted Gas Safe registered engineer who covers your postcode calls to arrange it. You only pay if you go ahead.

Boiler down right now?

Start with your error code or book a Gas Safe engineer at a fixed price.

Boiler repair by make

Glow-wormIdealBaxiWorcesterPottertonVaillantSimeViessmannBiasiAristonThorn EMI HeatingPotterton MysonVokeraBaxi HeatingAll manufacturers →

Common fault codes

Baxi E119Baxi E133Baxi E160Baxi E168Baxi E20Baxi E28Baxi E50Baxi E78Baxi L1Baxi L2Baxi L5Ideal F1Ideal L2Potterton E09Potterton E10Potterton E109All fault codes →

Boiler help & guides

Boiler Losing Pressure? Common Causes and How to Fix ItBoiler Keeps Locking Out or Going to Standby? What It MeansNo Hot Water But Heating Works (or the Reverse)? FixesBoiler Won't Fire Up or Ignite? Common Causes ExplainedBoiler Fault Codes Explained: What They Mean & What to DoRepair or Replace Your Boiler? When It's Not Worth FixingHow Much Does a Boiler Repair Cost in the UK? A GuideBoiler Making Noises? Banging, Gurgling and Whistling
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