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Installing a cat flap on your door is a crucial task to be handled by an expert. The doors are typically made from a thin, plastic exterior that is attached to an insulating, soft polystyrene core. It isn't easy to cut through these materials. It is much easier to put the cat flap on an existing glass pane or to have the hole drilled for a new door. A glazier can do this for you. Easy to fit If you have a cat and would like to allow them to enter and exit without leaving your home, upvc door panels are a great option. They are simple to install and