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uPVC panels are a durable and long-lasting substitute for composite doors. They are strong, durable and resistant to fire. They are also affordable and easy to maintain. The purchase of a double-glazed, sealed unit that has a hole already made for the cat flap is the most convenient method to install a cat flap in a uPVC sheet. This is more secure than cutting a hole into an existing glass panel. UPVC Doors are easy to maintain Unlike traditional wooden doors, uPVC doors don't require frequent painting or sanding. They are also energy efficient and