PetSafe Freedom Patio Panel Medium

When your pet enters through the sliding glass doors, he feels like a big shot. The panel can be installed in the left or right door, and it has an UltraSeal energy-conserving flexible flap system to reduce energy loss. br> Features: Heavy-duty aluminum construction. Shatter-resistant, tempered safety glass. Latch lock assembly enables sliding glass door to lock. UltraSeal all-weather, energy-conserving flexible flap system reduces energy loss. Depth: 0.75". Replacement Flap: PAC11-11038. For pets up to 40 lbs. Features: Spring-loaded height adjusts automatically from 76.81" to 81" Outer frame dimensions: 11.375" x 76.8125" - 81" Flap opening: 8.25" x 12.1875" Step-over rise: 1.75" Shoulder height: 14" Item Details: Size: Medium Dimensions: 11.5" x 76.81" - 81"