https://zenwriting.net/seederb....oard9/fit-a-cat-flap
A cat flap fitting professional will install your pet door in a door or the wall. The latter is more secure as the burglar cannot reach through it. It also reduces energy bills and prevents draughts. The Tasker will mark where the cat flap should be in your door, and then cut the corners. They will also sand the edges of the frame to give it a smooth surface. Microchip cat flaps A microchip cat door is an easy and effective method to keep pets in your home. It detects the unique microchip identification on your pet