https://elearnportal.science/w....iki/Installing_a_Cat
https://morphomics.science/wik....i/UPVC_Door_Panel_Wi
Cat flaps allow your pet to move around whenever it pleases. You can select a locking flap to keep other animals and cats from entering your home. Installing a cat flap on the bifolding door is feasible, provided the panel is made of toughened glass. The frame should not be damaged or rotten. It's the same as installing a cat flap on a wooden door or uPVC. Easy to install A cat flap added to your bifold doors will allow your pet to go inside an