Range from the cheapest installation of a gas fire £160 (Cannon Plumbing and Heating Limited based in N7) to the dearest installation of a gas fire £600 (LUCO - London Utility Company based in W1W).
Comparing heating engineers estimates for installing a gas fire 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 connect a gas fire in St John by posting a job with HaMuch and we will send it to heating engineers in St John.