Range from the cheapest leak detection £120 (Alan Hughes based in LL16) to the dearest leak detection £150 (James Antrobus based in CH7).
Comparing plumbers estimates for finding 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 to detect a leak in Ruthin by posting a job with HaMuch and we will send it to plumbers in Ruthin.