Range from the cheapest price to Unblock a sink £50 (A Ottaway Plumbing & Heating based in SN10) to the dearest cost to Unblock a sink £130 (Aqua Plumbing South based in SP10).
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 SP4 by posting a job with HaMuch and we will send it to plumbers in SP4.