Range from the cheapest installation of a thermostatic mixer shower £150 (McCoid Plumbing Heating based in G32) to the dearest installation of a thermostatic mixer shower £325 (DRS Plumbing Services based in ML1).
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 ML4 by posting a job with HaMuch and we will send it to plumbers in ML4.