https://clinfowiki.win/wiki/Po....st:Cat_Flap_Installa
https://timeoftheworld.date/wiki/Cat_Flap_Fitters
It is possible to put a cat flap into the upvc panel, or even a double glazing sealed unit. However, the best option would be to install the glass pane from scratch using a hole that is already made. Follow the directions that should be included with your cat flap kit and follow them carefully. Make sure the shape you've drawn (be it a square or circle) is accurately depicted on the template. Safety A microchip activated pet panel in your door made of upvc is a great opti