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Professional cat flap installers will put your pet's entrance in either a door or a wall. The wall-mounted version is more secure because an intruder won't be able to get through. It also helps prevent drafts and lowers your energy bills. The Tasker will mark the position of the cat flap inside 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 flap is an easy and effective method to keep your pet safe in your home. It reads the unique microchip number in yo