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uPVC panels are a strong and long-lasting alternative to composite doors. They are strong, durable and fireproof. They are also inexpensive and easy-to-maintain. Ordering a double-glazed sealed unit that has already cut a hole for the cat flap is the easiest method of installing 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 c