Smell gas? Turn off the gas at the meter, open windows, do not use switches and call the National Gas Emergency Service on 0800 111 999.Smell gas? Call 0800 111 999

Contact us

Spotted a mistake, want a code added, or have a partnership question? Send us a message.

Use the form below to get in touch with the Boiler Decoder team. We welcome corrections, reports of fault codes we have not covered yet, and enquiries about partnerships or advertising.

Please note that we cannot diagnose individual boilers or advise on a specific fault by email. If your boiler needs attention, contact a Gas Safe registered engineer. If you smell gas, call the National Gas Emergency Service on 0800 111 999.

We aim to reply within around two working days. You can also email us directly at support@boilerdecoder.co.uk.

We cannot diagnose faults over email. For a boiler that needs repair, contact a Gas Safe registered engineer. See our privacy policy for how we handle your message.