HIGH TECH SECURITY - The Plexidor pet door sliding track features a security steel plate, a built to last aluminum track, a fool proof, and high security flip lock. MADE IN THE USA, 10 YEAR WARRANTY - The Plexidor sliding track is an American made product that is built to last and made with high quality materials. Give your pet the freedom they need and make your home comfort. LONG LASTING LATCH - Competitors require annual flap replacement. The high quality aluminum track and secure lock of Plexidor deter even the most unwanted guests, ensuring your peace of mind. EASY TO INSTALL - Say goodbye to contractor headaches! A simple screw driver is all you need to attach PlexiDor's sliding tracks to your internal structure. A DIY set up in minutes for pet lovers. BUILT TO LAST - A rock solid aluminum construction ensures the Plexidor controls weathers the elements and happy hoppers with ease, ensuring wise choice last longer than its competitors.