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Installing a cat-flap on your home is a simple procedure. You will need to be aware of a few points before you begin. You can put up Upvc panels that have a cat door without cutting a hole into your door or wall. Many glass suppliers offer them with a hole that is already designed for the purpose of a pet-door. 1. Safety The cat flaps made from upvc are easy to install and put on different doors. They are energy efficient and weatherproof and have a draft e