Installing a cat flap onto a door allows your pet to come and go when it wants. Follow the steps below to learn how to draw the shape, cut it using a jigsaw/hole saw and install your cat's flap. If your cat flap is equipped with a manual 4-Way lock https://cat-flap-installer-near-m68009.popup-blog.com/30095363/back-door-with-cat-flap-fitted