PetSafe sliding glass door pet door insert in like-new condition. Model #PPA11-16640, Lowe's item #5350020. Panel dimensions approximately 16.75" wide x 80" tall, designed to fit standard patio sliding door openings. Allows pets to come and go independently without needing to open the main door. Includes the pet door panel, all necessary hardware, and the original manual. Like-new with no visible damage. Compatible with most standard sliding glass door frames — verify your door height before purchasing.