Range from the cheapest unblocking of a clogged toilet £70 (J M Plumbers based in SW8) to the dearest unblocking of a clogged toilet £170 (LUCO - London Utility Company based in W1W).
Comparing plumbers estimates for a blocked toilet 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 toilet in SW1P by posting a job with HaMuch and we will send it to plumbers in SW1P.