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A upvc panel cat flap allows your cats to leave and come as they please. The installation process is a three-step procedure that can be completed on glass doors, wooden doors panels or UPVC panels. It is a great option for those who wish to ensure their pets' safety and also save money on energy. UPVC panels are tough and can withstand moisture, heat and UV. Easy to install Installing a pet flap onto your glass door or window is an excellent idea if have a kitty. This is a great solution to ensure your pet's safety while you'