Range from the cheapest partition wall installation £147 (1staardvark based in BS10) to the dearest partition wall installation £287 (Herron Carpentry based in NP19).
Comparing carpenter & joiners estimates for building a partition wall 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 put up a partition wall in BS21 by posting a job with HaMuch and we will send it to carpenter & joiners in BS21.