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Introduce your cat to the flap prior to installation to allow them to be familiar with the size and shape. Unlock the flap and let your cat explore it from every angle. Ensure the cut-out is even and square. Mark the screw holes and align them with the cat flap opening. The distance between the edges should be the same. Preparation Installing a cat-proof flap in your home is beneficial for the health and well-being of your pet. It allows your pet to freely move from the inside to the outside without