Range from the cheapest cat flap installation £80 (GARAGE DOOR REPAIR SPECIALISTS based in DA11) to the dearest cat flap installation £140.36 (D H Building & Carpentry based in ME2).
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 DA13 by posting a job with HaMuch and we will send it to carpenter & joiners in DA13.