| VT_BSTR | FileSystem | Read Write | File system type (FAT32, NTFS, etc). |
| VT_BOOL | System | Read Write | Whether this represents the system volume. |
| VT_BSTR | HistoryFile | Read Write | Name of the file containing image history information. |
| VT_BSTR | Label | Read Write | Volume label. |
| VT_BSTR | Machine | Read Write | Name of the computer on which the volume resides. |
| VT_BSTR | MountPoint | Read Write | Volume mount point (generally a drive letter). |
| VT_BSTR | ID | Read | Unique, automatically generated identifier. |
| VT_BOOL | Valid | Read Write | Whether this volume can be imaged. |
| IImage | LastImage | Read | The last image of this volume. |
| VT_I4 | SizeMB | Read Write | Size of the volume in MB. |
| VT_I4 | FreeSpaceMB | Read Write | Amount of free MB in the volume. |
| VT_BOOL | Mounted | Read Write | Volume is mounted. |
| VT_BSTR | DisplayName | Read | User-friendly description of volume. |
| VT_VARIANT | Images | Read | Array of Image objects representing the images captured for this volume. |
| VT_BSTR | Type | Read Write | Volume type (Simple, Basic, Dynamic, etc). |
| VT_BOOL | Hidden | Read Write | Whether this represents a hidden volume. |
| VT_BOOL | Active | Read Write | Whether this represents the boot volume. |
| VT_BSTR | GeneratedFilename | Read | Default generated file name, often used for the ImageLocation object's FileSpec property. |
| VT_BSTR | TrackingJob | Read Write | ID of the ImageJob tracking this volume (for incremental support). |
| VT_DISPATCH | Constants | Read | Named constants for scripting. See VProObjConstants. |
| VT_VARIANT | ActiveImageSet | Read | An array of Image objects containing the current base image and its dependent incremental images. |
| VT_BSTR | OldID | Read | Unique, automatically generated identifier (old format). |
| VT_BOOL | SaveBackupHistory | Write | Save backup history with volume. |
| VT_VARIANT | ImageSet(VT_BSTR ImageID) | Read | The array of Image objects containing the incremental chain (base + incrementals) that includes the requested image. |
| VT_BOOL | IsDomainController | Read Write | Whether this volume represents a Domain Controller. |
| VT_BSTR | AddActiveDirectoryVolumeId | Write | Inserts a dependant Active Directory volume ID |
| VT_I4 | ActiveDirectoryVolumeCount | Read | Current size of Active Directory volume ID array. |
| VT_BSTR | ActiveDirectoryVolumeId | Read | Gets the current Active Directory volume ID in the iteration. |
| VT_BSTR | OSVersion | Read Write | Operating System verson of the volume. |
| VT_BSTR | OSServicePackVersion | Read Write | Operating System service pack verson. |
| VT_BOOL | IsExchangeServer | Read Write | Whether this volume is an Exchange Server. |
| VT_BSTR | ExchangeServerVersion | Read Write | Exchange Server version. |
| VT_BSTR | ExchangeServerServicePackVersion | Read Write | Exchange Server service pack version. |
| VT_VARIANT | ImagesEx(eIMAGE_FILTER nImageFilter) | Read | Array of Image objects representing THE images captured for this volume. |
| VT_BOOL | FileSystemEncrypted | Read Write | Checks whether the volume is protected by BitLocker. |
| VT_BOOL | Dynamic | Read Write | Volume resides on a dynamic disk. |
| VT_I4 | EstMaxIncCount | Read Write | Estimated maximum number of incrementals. |