https://writeablog.net/lyricve....in23/cat-flap-instal
https://postheaven.net/pullflu....te09/using-upvc-cat-
https://output.jsbin.com/pidigaliga/
Installing a cat flap on an entrance door lets your pet to come and go whenever it wants. Follow the steps to learn how to draw the shape, and then use a jigsaw or hole saw to cut it, and then install your cat flap. You can prevent wild animals, pests, and stray cats from getting into your cat's enclosure when it is equipped with a Manual Four-Way Lock. It is also recommended to have some pots of plants around for you