Range from the cheapest installation of a ground source heat pump £2400 (Billyjoe Ryan based in CR2) to the dearest installation of a ground source heat pump £5640 (Direct Heating based in SM6).
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 CR3 by posting a job with HaMuch and we will send it to heating engineers in CR3.