| ClassId | Gets or sets compound file class ID. |
| FatSectorCount | Gets FAT sector count. |
| MajorVersion | Gets or sets major version. Allowed values are 3 (512 bytes sector size) or 4 (4096 bytes sector size). |
| MiniFatSectorCount | Gets count of mini FAT sectors. |
| MiniSectorSize | Gets size of mini sectors. |
| MiniStreamMaxSize | Gets maximum size of mini streams. |
| Root | Gets the root node. |
| SectorSize | Gets FAT sector size. |