Range from the cheapest basement sump pump installation £207 (Plumbxpert based in SM1) to the dearest basement sump pump installation £1500 (All Plumbing Care based in CR4).
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 Merton by posting a job with HaMuch and we will send it to plumbers in Merton.