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uPVC door panels provide an alternative for composite doors. They are durable, energy efficient, and resistant to fire. In addition, they are inexpensive and easy to maintain. The most straightforward way to install the cat flap onto a uPVC panel is to buy an extra double-glazed sealed unit with a premade hole for the flap. This is safer 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. The