Range from the cheapest unblocking of a clogged toilet £50 (MJM Plumbing & Property Maintenance based in SE25) to the dearest unblocking of a clogged toilet £170 (1977 - Denham Plumbing and Gas based in SE26).
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 SE20 by posting a job with HaMuch and we will send it to plumbers in SE20.