Range from the cheapest installation of a ground source heat pump £675 (Yonas Eyeas based in CR4) to the dearest installation of a ground source heat pump £6000 (Richard Williams based in SW19).
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 CR4 by posting a job with HaMuch and we will send it to heating engineers in CR4.