https://squareblogs.net/pipety....vek7/fitting-cat-fla
https://yamcode.com/cat-flap-fitters-46
You and your cat can both benefit from having a cat flap in your bifold door. It can also help prevent extreme cold or hot weather from entering your home. The first step is to measure your pet to determine the size of the door flap you'll require. This will allow you create a cat flap hole that is the right size. Outdoor Access The installation of a cat flap on an exterior back door isn't a task for a novice, even those with minimal DIY skills can usually do it. This ca