Range from the cheapest installation of a downstairs guest toilet £750 (Tomasz Palka based in CR4) to the dearest installation of a downstairs guest toilet £1850 (AGS Plumbing & Bathroom Design based in SW19).
Comparing bathroom fitters estimates for fitting a downstairs toilet 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 downstairs toilet in Merton by posting a job with HaMuch and we will send it to bathroom fitters in Merton.