Range from the cheapest Fix a leak £88 (Ishaq Gas Services based in OL12) to the dearest Fix a leak £360 (Kn heating & plumbing based in Ol9).
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 Oldham.