https://telegra.ph/How-to-Inst....all-a-UPVC-Door-Pane
A cat flap lets your pet to enter and leave the house as it pleases, reducing stress for both you and your cat. Installing a cat flap could be a difficult task. The key to success is proper preparation and careful consideration. Get your tools and supplies. Mark the exact position of the flap on your door or wall. Location A cat flap lets your pet go outside to explore, eat and play without having to open or shut the door every time. It also allows your cat to access their food bowl and litter box and prevents them f