https://articlescad.com/fittin....g-a-cat-flap-593040.
https://yamcode.com/cat-flap-installers-107
A professional cat flap fitter will install your pet door in a door or in the wall. The wall-mounted version is more secure since an intruder is unable to get through. It also helps to prevent draughts and reduces your energy costs. The Tasker will mark the location of the cat flap on your door, and then cut the corners. They will also smooth the edges of the frame to give it a smooth finish. Microchip cat flaps A microchip cat flap is a simple and effective way to keep your pet in