Fenwick 8′ x 8′ (CU-10) By Mary Steele on August 1, 2013 in Beach Style Sheds, Custom Built Sheds, Hip Roof Sheds, Portable Building Styles The Fenwick is the perfect portable storage building that evokes those relaxing memories near the water. 8′ x 8′ or 10′ by 10′, these charming portable storage sheds are just the right size for your recreational storage needs. Model CU-10. Construction Features Customization Options Rent to Own