Range from the cheapest window sill replacement £360 (B C S Building Carpentry Services based in BH10) to the dearest window sill replacement £600 (Calin Constantine Construction based in BH8).
Comparing carpenter & joiners estimates for replacing a window sill 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 replace a window sill in BH3 by posting a job with HaMuch and we will send it to carpenter & joiners in BH3.