Photo 1 of PetSafe Doggy Door for Sliding Glass Doors, Adjustable Height 75 7/8" to 81", Dogs Up to 220 lb., (White, X-Large)

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Photo 1 of PetSafe Doggy Door for Sliding Glass Doors, Adjustable Height 75 7/8" to 81", Dogs Up to 220 lb., (White, X-Large)Photo 2 of PetSafe Doggy Door for Sliding Glass Doors, Adjustable Height 75 7/8" to 81", Dogs Up to 220 lb., (White, X-Large)