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Installing a cat flap your home is a easy process. However, you'll need to know a few things prior to starting. Upvc door panels with the cat flap can be installed without needing to cut an opening in your wall or door. Many glass suppliers offer them with holes that is already designed to fit an animal-friendly door. 1. Safety The cat flaps made from upvc can be easily erected and installed to different doors. They are weatherproof and ener