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The addition of a cat flap to your door's panel is a crucial task that should be completed by an expert. The doors are typically made of a thin plastic exterior that is attached to an insulating, soft polystyrene core. These materials can be hard to cut. It's a lot easier to put the cat flap inside an existing glass pane, or have a new door manufactured with the hole already prepared. A glass glazier can help you. Easy to Fit Upvc door panels can be a great option if you have a pet cat and want to let it