The loss coefficient of the section.
Namespace: Autodesk.Revit.DB.MechanicalAssembly: RevitAPI (in RevitAPI.dll) Version: 20.0.0.0 (20.0.0.377)
Since: 2013
Syntax
Remarks
It's total of all fittings and segments.
Coefficient is a number.
The unit type is UT_Number.