Range from the cheapest fitting of a new basin £80 (Cannon Plumbing and Heating Limited based in N7) to the dearest fitting of a new basin £400 (Cube gas based in E2).
Comparing plumbers estimates for fitting a basin (e.g. pedestal basin or countertop basin) 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 fit a new basin in N1 by posting a job with HaMuch and we will send it to plumbers in N1.