Range from the cheapest replacement of an oil boiler £1000 (Barry David May based in N1) to the dearest replacement of an oil boiler £2500 (Ben Williams based in N7).
Comparing heating engineers estimates for replacing an oil boiler 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 replace an oil boiler in EC1M by posting a job with HaMuch and we will send it to heating engineers in EC1M.