Range from the cheapest Fitting a boiling water tap £36 (Jader based in CR0) to the dearest Fitting a boiling water tap £160 (Construction based in SM6).
Comparing plumbers estimates for Fitting a boiling water tap 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 for fitting a boiling water tap by posting your job to plumbers in SM6.