https://king-wifi.win/wiki/Cat_Flap_Fitters
Professional cat flap installers can install your pet's door in either a door or a wall. The wall-mounted version is more secure, since an intruder is unable to get through. It also reduces energy costs and prevents draughts. The Tasker will mark out the position of the cat flap on your door, and then cut the corners. They will also sand the edges of the frame to give it a smooth finish. Microchip cat flaps A microchip cat door is an easy and effective way to keep pets inside your home. It is able to read the unique identification microchip i