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MEPSection.Friction

Property
Description:
The friction of the section.
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
Syntax
public double Friction { get; }