The friction of the section.
Namespace: Autodesk.Revit.DB.MechanicalAssembly: RevitAPI (in RevitAPI.dll) Version: 26.4.0.0 (26.4.0.0)
Syntax
C#
public double Friction { get; }Property Value
Double
Remarks
In one section, all section members have same friction.
Default unit is Feet of Water (60 °F) per 100 feet.
For Duct, unit type is UT_HVAC_Friction.
For Pipe, unit type is UT_Piping_Friction
See Also
Reference