Range from the cheapest replacement of a toilet float valve £25 (Pickrell Interiors Limited based in SS7) to the dearest replacement of a float valve £55 (Localplumbers247 based in SS13).
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 SS8 by posting a job with HaMuch and we will send it to plumbers in SS8.