https://fakenews.win/wiki/Usin....g_a_Cat_Flap_in_Bifo
It is possible to put a cat flap into a upvc panel or a double glazing sealed unit. However, the most effective solution is to put in a new glass pane with an already-made hole. Follow the directions that came with your kit. Make sure the sketch accurately depicts the shape (circle or square). Safety A microchip activated pet panel in your door made of upvc is a fantastic option if you have a dog or cat and wish to let them out into the garden, but do not want to open the door. This will only let your pet inside, while preventi