Photo 1 of Rescumascer Medium Dog Door for Door, Aluminum Doggie Door with Telescoping Tunnel, Two Sliding Lock Panels, Easy Installation Doggy Door for Medium Dogs and Large Cat up to 30lbs

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Photo 1 of Rescumascer Medium Dog Door for Door, Aluminum Doggie Door with Telescoping Tunnel, Two Sliding Lock Panels, Easy Installation Doggy Door for Medium Dogs and Large Cat up to 30lbsPhoto 2 of Rescumascer Medium Dog Door for Door, Aluminum Doggie Door with Telescoping Tunnel, Two Sliding Lock Panels, Easy Installation Doggy Door for Medium Dogs and Large Cat up to 30lbs