If the rental has a sliding glass door one of the flaps at the linked site can be fitted but be prepared for sticker shock https://www.petdoors.com/pet-doors/

If the rental has a sliding glass door one of the flaps at the linked site can be fitted but be prepared for sticker shock https://www.petdoors.com/pet-doors/cat-doors/sliding-glass-door-cat-doors.html https://www.petdoors.com/pet-doors/cat-doors/sliding-glass-d...