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Cat flaps allow your pet to come and go whenever it pleases. You can choose a locking flap to keep other cats and animals from entering your home. You can install a cat flap in bifold doors, so long as the panel is composed of toughened glass and the frame isn't rotten or damaged. The process is similar to installing one on an old wooden door or uPVC. Easy to install The addition of a cat flap to your bifold doors enables your pet to go inside and out of your home freely, without needing to open or close the door manually. This