https://telegra.ph/Using-a-Cat....-Flap-in-Bifold-Door
Introduce your cat to the flap before it's put in place so that they become familiar with the size and shape. The flap should be opened and let your cat explore it from every angle. Make sure that the cut-out is even and ensure that the cut-out is square and even. Mark the screw holes on your door and align them with the opening of the cat flap The distance between the edges should be equal. Preparation Installing a cat flap in your home is beneficial for the health and well-being of your pet. It allows your pet to move from the