Range from the cheapest basement sump pump installation £300 (Quddos Rahmany based in KT3) to the dearest basement sump pump installation £1350 (AGS Plumbing & Bathroom Design 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 SW20 by posting a job with HaMuch and we will send it to plumbers in SW20.