KFFKFF Dog Door for Sliding Glass Door, Adjustable Height from 75 7/8" to 80 11/16", Canine Access for Sliding Entrances, Aluminum Framed Toughened Glass Pet Passage with Hinged Flap and Lock

KFFKFF Dog Door Flap: Give your pets a spacious and comfortable passage with the 13 5/8" x 23 5/8" (346 x 600 mm) dog door flap. Perfect for medium to large-sized dogs. Adjustable Height: Easily fit the dog door for sliding glass door into door frames ranging from 75 7/8" to 80 11/16" (1927 - 2049 mm). Simple installation for beginners and experienced users. Enhanced Durability: The KFFKFF doggie door for sliding door features an upgraded metal cover and a new hinge structure that withstands low temperatures. Enjoy a long-lasting and reliable entryway for your pets. Secure Locking Design: Ensure your pet's safety with the secure lock design of the sliding door dog door. Easily lock and prevent unauthorized access during nighttime or when you're away. Convenient Installation: No tools required! The pet door for sliding glass door effortlessly slides into your patio door track. Perfect for renters or those seeking a non-permanent option.