Range from the cheapest bath upgrade £210 (Mohammad Reza Mohammadi based in EN5) to the dearest bath upgrade £590 (Junior's Plumbing drainage & heating based in EN4).
Comparing plumbers estimates for bath replacement 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 bath in N20 by posting a job with HaMuch and we will send it to plumbers in N20.