https://telegra.ph/Cat-Flaps-F....or-French-Doors-10-2
https://yamcode.com/through-wall-cat-flap-51
Introduce your cat to the flap before it's installed so they can be familiar with the size and shape. Open the flap and let them explore it from every angle. Make sure the cutout is square and even. Mark the screw holes and align them with your cat flap opening. The distance between the edges must be equal. Preparation Installing a cat flap in your home is beneficial to the well-being and health of your pet. This is because it allows them to move freely between the indoors and outdo