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uPVC door panels offer a long-term solution to composite doors. They are strong, durable and fireproof. They are also inexpensive and easy to maintain. The most convenient way to insert a cat flap into a uPVC panel is to buy a replacement double glazed sealed unit with a pre-cut hole for the flap. This is a lot safer than trying to cut a hole in 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 a