Range from the cheapest replacement of a toilet float valve £30 (Absolute kitchen and bathroom based in HP3) to the dearest replacement of a float valve £95 (Harrison Forsythe Plumbing and Heating based in Hp1).
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 Chesham by posting a job with HaMuch and we will send it to plumbers in Chesham.