Range from the cheapest installation of a ground source heat pump £2400 (Mohammad Reza Mohammadi based in EN5) to the dearest installation of a ground source heat pump £7500 (JLM Property Services based in NW9).
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 NW7 by posting a job with HaMuch and we will send it to heating engineers in NW7.