Range from the cheapest replacement of a toilet float valve £18 (Blueflame Heating and Plumbing based in WF11) to the dearest replacement of a float valve £80 (Make it right based in WF10).
Comparing plumbers estimates for replacing a toilet float valve in the cistern tank 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 replace a toilet float valve in WF6 by posting a job with HaMuch and we will send it to plumbers in WF6.