Range from the cheapest fixing of error and fault codes £40 (Marian Plamada based in NW1) to the dearest fixing of error and fault codes £200 (Cube gas based in E2).
Comparing heating engineers estimates for fixing boiler fault codes gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to fix boiler fault codes in EC1A by posting a job with HaMuch and we will send it to heating engineers in EC1A.