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A cat flap made of UPVC allows your cats to leave and come at their own pace. The installation process is a three-step process that can be done on wooden doors, glass panels or UPVC panels. This is a great choice for those who wish to ensure their pets are secure and reduce energy costs. UPVC panels can resist heat, moisture and UV. Easy to install Installing a pet flap over your glass panel or door is an excellent idea if have a cat. This is a