Range from the cheapest Fix a leak £120 (Sokoli Plumber based in UB3) to the dearest Fix a leak £320 (City Gas Heating Ltd based in UB4).
Comparing plumbers estimates for Fix a leak 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 for fixing a leak in your home by posting your job to plumbers in Southall.