Range from the cheapest price to Unblock a sink £50 (HOMESTAR based in BS7) to the dearest cost to Unblock a sink £140 (A M S Drain Services based in BS34).
Comparing plumbers estimates for unblocking a sink 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 unblock a sink in BS6 by posting a job with HaMuch and we will send it to plumbers in BS6.