Range from the cheapest installation of a gas fire £200 (Robin Greenfield based in HP10) to the dearest installation of a gas fire £720 (Local Plumbers (London) Limited based in SL9).
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 HP15 by posting a job with HaMuch and we will send it to heating engineers in HP15.