The Ideal Pet Door is designed to provide your pet the freedom to enter and exit your home without your assistance. Ideal Pet Patio Doors can be installed in minutes require no changes to your sliding glass door and can be removed easily. Ideal Pet Patio Doors will adjust to fit height of your existing sliding glass door and all doors include a self adhesive bumper seal weather stripping and locking mechanism. Cat flap has a 6 x 6 inch flap size and is ideal for cats and small dogs up to 12 pounds. Adjustable height for standard aluminum sliding patio door sizes 77.625 to 80.325 inches. Attractive mill aluminum frame with a safety glass interior panel. Reversible installation fits right or left hand sliding doors