Give your pets the freedom they deserve with the Steves & Sons fiberglass nine-lite exterior door, complete with a built-in pet door. This door arrives pre-assembled for a remarkably easy installation. Its durable fiberglass construction is dent-resistant, making it perfect for an active household and comes primed and ready for your custom paint color. Engineered for performance and peace of mind, the door features an energy-efficient polystyrene core and an interlocking stile edge for enhanced structural rigidity. Security is built-in with non-removable pin hinges. For your furry friend, the large pet door includes a removable locking flap and is perfectly suited for pets up to 90 lbs. The entire unit is assembled with a worry-free primed and treated wood frame that expertly resists rot and decay, ensuring lasting quality and performance. Color: White Primed.