Revit 2026 API
Duct |
The calculation level of the system.
Namespace: Autodesk.Revit.DB.Mechanical
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.0.4.0 (26.0.4.0)
Syntax
public SystemCalculationLevel Level { get; }
Public ReadOnly Property Level As SystemCalculationLevel Get
public: property SystemCalculationLevel Level { SystemCalculationLevel get (); }
member Level : SystemCalculationLevel with get
Property Value
SystemCalculationLevel
If the calculation level is Flow, all parameters that need friction will be displayed as "Not Computed" in Properties dialog (Friction, Pressure Drop, Loss Coefficient).
If the calculation level is None, all parameters that need flow will be displayed as "Not Computed" in Properties dialog (Velocity, Velocity Pressure, Reynolds number, Friction, Pressure Drop, Loss Coefficient).
If the calculation level is All, all parameters will be displayed with their actual values in Properties dialog.
See Also