Range from the cheapest window sill replacement £358 (James Riggall Fine Joinery based in EX5) to the dearest window sill replacement £816 (Ashlar Historic Building Repairs based in DT6).
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 Seaton by posting a job with HaMuch and we will send it to carpenter & joiners in Seaton.