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uPVC panels are a strong and long-lasting alternative to composite doors. They are strong, durable and fireproof. They are also inexpensive and easy to maintain. Ordering a double-glazed sealed unit that has an opening already cut for the cat flap is the simplest way to install an animal flap inside a uPVC sheet. This is more secure than cutting a hole into an existing glass panel. UPVC doors are easy to maintain Unlike traditional woo