How much does it cost to fix boiler error code Room Stat Fault?

Typical repair cost for the boiler Room Stat Fault fault is £120-250 including labour.

Room Stat Fault High

Boiler Fault Code Room Stat Fault

Also written as ROOMSTATFAULT — same fault.

Reviewed by the BoilerFaultCodes Editorial Team Last reviewed 31 August 2026

Fault code Room Stat Fault appears across 2 boiler brands and 3 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.

Most common meaning Your boiler is not receiving the correct signal from your wall thermostat, so it has stopped heating your home to prevent an incorrect temperature. (As reported on Keston C30 / C35)

Pick your boiler brand for the Room Stat Fault fix

Ideal Room Stat Fault 1 model Keston Room Stat Fault 2 models

Source

Information for the Room Stat Fault 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 31 August 2026