Range from the cheapest installation of a gas fire £200 (Ish Kumar based in TW5) to the dearest installation of a gas fire £720 (3ps Contractors based in UB2).
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 Osterley by posting a job with HaMuch and we will send it to heating engineers in Osterley.