Product Catalog: Duplo Office Products: Duplo Folders Products Duplo DF-505N FolderDF-505N (Duplo) DF-505N MANUAL SETTING FOLDER Duplo DF-915 FolderDF-915 (Duplo) DF-915 AUTOMATIC TABLETOP FOLDER Duplo DF-920 FolderDF-920 (Duplo) DF-920 FULLY AUTOMATIC TABLETOP FOLDER