Range from the cheapest bath upgrade £90 (Ferdinant Malasi based in WD3) to the dearest bath upgrade £450 (CDS Heating based in WD24).
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 WD18 by posting a job with HaMuch and we will send it to plumbers in WD18.