Range from the cheapest installation of a downstairs guest toilet £650 (ProPlumb based in BS36) to the dearest installation of a downstairs guest toilet £1250 (Bristol Pumbing Services based in BS15).
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 Yate by posting a job with HaMuch and we will send it to bathroom fitters in Yate.