Namespace: Autodesk.Revit.DB.Mechanical Class: DuctSettings

DuctSettings.AirViscosity

Property

Description:
The kinematic viscosity of air in ft^2/s.

Syntax

[ObsoleteAttribute("This property is deprecated in Revit 2025 and may be removed in a later version of Revit. Prefer AirDynamicViscosity instead.")]
public double AirViscosity { get; set; }

<ObsoleteAttribute("This property is deprecated in Revit 2025 and may be removed in a later version of Revit. Prefer AirDynamicViscosity instead.")>
Public Property AirViscosity As Double
	Get
	Set

public:
[ObsoleteAttribute(L"This property is deprecated in Revit 2025 and may be removed in a later version of Revit. Prefer AirDynamicViscosity instead.")]
property double AirViscosity {
	double get ();
	void set (double value);
}

[<ObsoleteAttribute("This property is deprecated in Revit 2025 and may be removed in a later version of Revit. Prefer AirDynamicViscosity instead.")>]
member AirViscosity : float with get, set

Exceptions

Exception	Condition
ArgumentOutOfRangeException	When setting this property: The given value for airKinematicViscosity must be non-negative.