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Professionals should be responsible for the installation of a cat flap on your door panel. These doors are typically constructed of a thin plastic exterior that is bonded to an insulation-enhancing, soft polystyrene base. It isn't easy to cut through these materials. It is much simpler to put the cat flap inside an existing glass pane or to make the hole in a new door. A glass glazier can help you. Easy to Fit Upvc door panels can be a great option if you have a cat at home and want to let it in and out of your h