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Installing a cat flap inside a door will allow your pet to move around whenever they want. Follow the steps below to learn how to draw the shape, cut it with a jigsaw/hole saw and install your cat's flap. If your cat flap has a Manual 4-Way lock, you can limit access to wild animals or pests, as well as strays. It's also an excellent idea to keep a few pots of plant around for your cat to hide in. Placement A cat flap isn't only a way for your pet to go outside more quickly, but it can also keep unwanted animals like