Appleport Storage is located on site at the Carlson & Erickson Builders office at 1825 Hwy ZZ in Sister Bay. We offer a variety of storage units in several sizes for your storage needs. We have 120 units ranging in size from 5x10, 10x10, 10x15, 10x20 and 10x30. All units are cement floor and metal building construction with overhead doors. Well lit areas. Call for monthly and yearly rates.