https://yogaasanas.science/wiki/Cat_Flap_Fitters
Introduce your cat to the flap prior to when it's set up so they can become familiar with the size and shape. Unlock the flap and let your cat explore it from every angle. Make sure the cut-out is level and square. Mark the screw holes on your door and align them with the opening for the cat flap - the distance between the edges must be the same. Preparation Installing a cat-proof flap in your home is beneficial for the health and well-being of your pet. It will allow your pet to move from inside to the outside, without needing to let th