Range from the cheapest installation of a ground source heat pump £3,000 (MSM Plumbing based in W2) to the dearest installation of a ground source heat pump £7,500 (Hepco Limited based in SW3).
Comparing heating engineers estimates for installing a ground source heat pump 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 install a ground source heat pump in Mayfair by posting a job with HaMuch and we will send it to heating engineers in Mayfair.

"Install a ground source heat pump in E4 9BL 4 BEDROOM end of terrace house, side road access "
W2