Range from the cheapest boxing in of pipes £203 (Blana Floor Sanding based in TW1) to the dearest boxing in of pipes £1003 (ThePlumbers.org based in TW7).
Comparing carpenter & joiners estimates for boxing in pipework 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 box in pipes in TW5 by posting a job with HaMuch and we will send it to carpenter & joiners in TW5