https://zenwriting.net/shellst....orm6/cat-flap-instal
With a cat flap, you can let your cat leave and enter your home independently. This allows your pet to move freely and promotes exercise. It also reduces the risk of obesity and reduces boredom. Taskers can install cat flaps in wooden or uPVC doors, and some also use wall installations. They will begin by marking the location of the door and drilling around the corners of the door. How do you install a Cat Flap A cat flap allows your pet to go out without you having to open the door or window. This is usefu