Ideal Plastic Dog Door, Gray, Super Large, 2.12"L x 17.93"W x 23.87H

Ideal Pet Products Designer Series Pet Door Super Large Gray 2.12" x 17.93" x 23.87": Door thickness range: 1.25" - 2" Cutout size: 16.5" x 22.25" Flap size: 15" x 20" For pets 91 - 120 lbs Ideal Pet Products dog door has impact-resistant frame Flexible, tinted vinyl flap won't warp over time Floating bottom threshold ensures strong seal Lock-out slide Average install time: 20 minutes