Range from the cheapest basement sump pump installation £540 (Ron Needler Plumbing Heating Engineer based in SE12) to the dearest basement sump pump installation £1785 (Bromley handyman based in BR2).
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 SE6 by posting a job with HaMuch and we will send it to plumbers in SE6.