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uPVC panels are a durable and long-lasting substitute for composite doors. They are strong, durable and fireproof. They are also affordable and easy to maintain. The most straightforward way to install a cat flap into a uPVC panel is to purchase an extra double-glazed sealed unit with a pre-cut hole for the cat flap. This is a lot safer than cutting holes 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 al