This attractive, high-quality pation pet door simply inserts into the frame of your sliding glass door and automatically adjusts to the proper height.  The panel can be installed in the left or right opening doors and it has an UltraSeal energy-conserving.

• Heavy duty aluminum construction with shatter resistant tempered safety glass
• Adjustable height for 76 3/4" to 81" doors
• Reversible lock for right or left sliding doors, security cover may be installed on either side.
• Flexible, safe and no-toxic see-through vinyl flap