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uPVC panels are a strong and long-lasting alternative to composite doors. They are strong energy efficient and resistant to fire. They are also reasonably priced and easy-to-maintain. The most convenient way to insert the cat flap onto a uPVC panel is to buy an additional double-glazed sealed unit with a pre-cut hole for the cat flap. This is more secure 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