Range from the cheapest replacement of a door frame £130 (Building and Plastering Solution based in SE5) to the dearest replacement of a door frame £380 (SOLID CARPENTRY LTD based in EC1V).
Comparing carpenter and joiners estimates for a new door frame 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 door frame in Wapping by posting a job with HaMuch and we will send it to carpenter and joiners in Wapping.

"Inside of the door is stained with mould its treated but the stain is still visible. Is it possible to put new sheet of ply ( light oak) to the inside of the door ( 2 doors)"
CANARY WHARF
"New door frame wood "
E2