https://perfectworld.wiki/wiki/Fitting_a_Cat_Flap
The incorporation of a cat flap into your bifold doors can offer many benefits for you and your pet. It also helps to prevent extreme heat or cold from entering your home. The first step is to measure your pet's measurements to determine the size of the door flap you will need. This will help you make a hole that is the correct size for the cat flap. Outdoor Access Even those with no DIY skills can manage to install a cat flap onto an outside back door. This will save you the expense and stress of hiring a carpenter or handyman to do th