How much does it cost to fix boiler error code E050?

Typical repair cost for the boiler E050 fault is £150-450 including labour.

E050 Emergency

Boiler Fault Code E050

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 7 July 2026

Fault code E050 appears across 1 boiler brand and 4 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.

Most common meaning Your boiler has detected a blockage or a fault in the flue pipe that is preventing exhaust fumes from escaping safely while the system is running at low power. (As reported on Vokera Synergy System)

Pick your boiler brand for the E050 fix

Vokera E050 4 models

Source

Information for the E050 fault code is sourced from the official service / installation manual for each model that displays it. Read more about how we source fault codes →

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026