Range from the cheapest cat flap installation £72 (Paul Fitzgerald based in NW2) to the dearest cat flap installation £240 (F H Heating based in NW8).
Comparing carpenter & joiners estimates for installing a cat flap 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 fit a cat flap in Notting Hill by posting a job with HaMuch and we will send it to carpenter & joiners in Notting Hill.