Range from the cheapest installation of a thermostatic mixer shower £150 (A2B Plumbing and Heating based in sp6) to the dearest installation of a thermostatic mixer shower £275 (M B R Plumbing based in SP5).
Comparing plumbers estimates for replacing a thermostatic mixer shower 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 install a thermostatic mixer shower in SP1 by posting a job with HaMuch and we will send it to plumbers in SP1.