 
            | Miner.Interop.Geodatabase Assembly > Miner.Interop Namespace : IMMDuctDefinition Interface | 
The following tables list the members exposed by IMMDuctDefinition.
| Name | Description | |
|---|---|---|
|  | availability | This property provides a flag to indicate whether the duct is available (as boolean). | 
|  | configNumber | This property is an identifier for the duct configuration (as long). | 
|  | diameter | The diameter of the duct (as single). | 
|  | ductID | A user-designated identifier for the duct. This field has the DUCTID model name assigned (as string). | 
|  | ductNumber | This property provides access to the internal ID for the duct (as long). | 
|  | leftCoordinate | The left-most coordinate for the duct (as single). | 
|  | material | Duct material (as string). | 
|  | subDuctView | This property is used to identify a duct definition as a top-level for the duct within a duct case (as long). | 
|  | topCoordinate | The top-most coordinate for the duct (as single). | 
|  | xCoordinate | The x coordinate for the center of the duct (as single). | 
|  | yCoordinate | The y coordinate for the center of the duct (as single). |