Range from the cheapest basement sump pump installation £450 (Bespoke Renovations based in DN15) to the dearest basement sump pump installation £1050 (A D R Plumbing based in DN22).
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 DN21 by posting a job with HaMuch and we will send it to plumbers in DN21.