https://blogfreely.net/thingda....y5/adding-a-cat-flap
Installing a cat flap inside the door allows your pet to go and come as it pleases. Follow the steps below to learn how to mark the shape, cut it out using the aid of a hole saw or jigsaw, and then install your cat's flap. You can prevent wild animals, pests and stray cats from entering your cat flap if it has a Manual Four-Way Lock. You can also keep some plant pots for your cat to hide in. Placement A cat flap is not just a means for your pet to get out more easily, but it can also keep unwanted animals like rode