Killington Grand Resort Unit 122 Interval IV. This Studio unit on the mountain side of the property sleeps 2 and features a living area with Queen Size bed, full kitchen and great Killington slopes views. Direct access to ski lifts and a lot of summer attractions. Ownership provides 13 weeks to use, rent or, if you join RCI, trade vacation destinations around the world. An exceptional ownership opportunity at Killington's very best location and finest destination resort.