Range from the cheapest basement sump pump installation £135 (Yonas Eyeas based in CR4) to the dearest basement sump pump installation £1200 (Richard Williams based in SW19).
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 CR4 by posting a job with HaMuch and we will send it to plumbers in CR4.