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A upvc panel cat flap allows your cat to leave and come whenever they want to. It is a straightforward 3-step installation procedure and can be incorporated into glass doors, wooden doors or UPVC panels. This is a great option for those who want to keep their pets secure and save on energy costs. UPVC panels are strong and can resist heat, UV and moisture. Easy to install Installing a pet flap on your glass door or window is an excellent idea if you have a kitty. This is a great method to keep your pet safe