Range from the cheapest Fix a leak £140 (Pickrell Interiors Limited based in SS7) to the dearest Fix a leak £260 (Localplumbers247 based in SS13).
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 SS8.