Range from the cheapest replacement of a toilet float valve £53 (A1 Boiler Repair London based in EC2A) to the dearest replacement of a float valve £100 (Cube gas based in E2).
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 EC2R by posting a job with HaMuch and we will send it to plumbers in EC2R.