Multi-level buildings consist of three or more levels. The first level is typically accessed from outside and the other levels are accessed from interior hallways.
Bi-level self-storage buildings consist of two levels. The first level is typically accessed from outside and the second level is accessed from an interior hallway.
Single-level self-storage buildings have only one level and the storage areas are typically accessed from all sides.
Mezzanine flooring systems allow for existing buildings to be converted into self-storage facilities. Free-standing floors are constructed within the building allowing for two or more levels of storage units.