How much does it cost to fix boiler error code E29?

Typical repair cost for the boiler E29 fault is £120-350 including labour.

E29 High

Boiler Fault Code E29

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 27 April 2026

Fault code E29 appears across 6 boiler brands and 21 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.

Most common meaning Your boiler has shut down completely because a safety sensor has detected an internal fault that requires a professional inspection. (As reported on Vokera Condexa Pro)

Pick your boiler brand for the E29 fix

Alpha E29 1 model Ariston E29 2 models Intergas E29 6 models Potterton E29 1 model Ravenheat E29 9 models Vokera E29 2 models

Source

Information for the E29 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 27 April 2026