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uPVC panels are a long-lasting and long-lasting substitute for composite doors. They are strong, energy efficient, and resistant to fire. They are also affordable and easy-to-maintain. The most straightforward way to install a cat flap into a uPVC panel is to order an additional double-glazed sealed unit with a premade hole for the flap. This is safer than cutting a hole through an existing glass panel. UPVC Doors are easy to maintain Unlike traditional wooden doors, uPVC doors don't require frequent painting or sandi