12′ x 24′ Dutchman Storage Shed (D-5) By Mary Steele on August 1, 2013 in Dutchman Sheds, Portable Building Styles 12′ x 24′ Dutchman Storage Shed with side doors and a 9′ x 6′ overhead door. If you are interested in this design, please reference D-5. Construction Features Customization Options Rent to Own