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uPVC door panels offer an alternative for composite doors. They are durable energy efficient and are resistant to fire. They are also inexpensive and easy to maintain. The easiest way to fit the cat flap onto a uPVC panel is to purchase a replacement double glazed sealed unit that has a pre-made hole for the flap. This is more secure than cutting 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 also use less en