36" x 80", White, Atrium, Steel Security Door, Vertical & Horizontal Cross Bars For Strength & Durability, Decorative Design, Perforated Steel Mesh, Double Hole Security Lock Box With Extended Plate, Intruder Resistant, 3 Tamperproof Butt Hinges, Adjustable Side Rails, Durable Thick Powder Coat Paint Finish, Fits Opening: 35-3/8" To 36-3/8", 79-1/4" To 80-3/4".