Range from the cheapest bath upgrade £230 (Kalmans plumbing based in IG9) to the dearest bath upgrade £549 (Heat Nest Ltd based in N9).
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 E4 by posting a job with HaMuch and we will send it to plumbers in E4.