https://morphomics.science/wiki/Fitting_a_Cat_Flap
Professional cat flap installers can put your pet's entrance in either a door or 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 the location where the cat flap should be in your door, then drill out the corners. They will also sand the edges of the frame to give it a smooth surface. Microchip cat flaps A microchip cat flap is a simple and effective way to keep your pet inside your home. It reads the unique identification