Range from the cheapest basement sump pump installation £600 (RVS Plumbing & Heating based in GU11) to the dearest basement sump pump installation £1200 (H2Joe based in GU52).
Comparing plumbers estimates to install a basement sump 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 basement sump pump in GU9 by posting a job with HaMuch and we will send it to plumbers in GU9.