All the rooms in the family block have sliding doors to partition off the chiildrens sleeping area, however, this area is at an angle to the patio door and can only fit one a single bed or a bunk - there is no room for two single beds. It may be worth contacting the hotel as there may be bigger rooms available that I didn't see.
The other option would be to have the 2 yr old in bed with you as they are 2 large singles pushed together
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Book it - you'll love it!!