Range from the cheapest mains water supply pipe replacement £380 (W5 Construction Ltd based in W13) to the dearest mains water supply pipe replacement £900 (Alan Mack Plumbing and Heating Services based in W13).
Comparing plumbers estimates for upgrading mains water supply pipe 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 replace a water supply pipe in Southall by posting a job with HaMuch and we will send it to plumbers in Southall.

"Upgrade mains water supply pipe from 25mm to 32mm"
UB1
"Water supply pipe replacement"
UB4