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uPVC panels are a strong and long-lasting alternative to composite doors. They are durable energy efficient and fireproof. They are also reasonably priced and easy to maintain. The most straightforward way to install the cat flap onto a uPVC panel is to order an additional double-glazed sealed unit with a premade hole for the cat flap. This is much safer than cutting the hole in a glass panel. UPVC doors are easy to maintain Unlike traditional wooden doors, uPVC doors don't requir