https://longshots.wiki/wiki/Th....e_Benefits_of_Cat_Fl
It is possible to fit the cat flap inside a door panel made of upvc, or a double glazing glass sealed unit but the best solution is to have a new glass pane with an already-made hole. Follow the directions that should be provided with your cat flap kit, and follow them with care. Make sure the shape you've drawn (be it circle or square) is accurately drawn on your template drawing. Safety If you have a cat or dog and want to allow them access to the garden without opening the door A microchip activated pet flap on your door's upvc p