Range from the cheapest cat flap installation £100 (BOXMOOR BLDG & CARP SERVICES based in HP1) to the dearest cat flap installation £200 (Avery Plumbing & Heating based in OX9).
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 HP27 by posting a job with HaMuch and we will send it to carpenter & joiners in HP27.