Range from the cheapest cat flap installation £76 (Fair Price Joiners based in FK10) to the dearest cat flap installation £110 (BSJ Contracts Ltd based in EH52).
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 EH48 by posting a job with HaMuch and we will send it to carpenter & joiners in EH48.