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AutoSPRINK Training Site - Antifreeze Calculations

Select "Settings" on the menu bar then click on "Hydraulic Calculations" and a dialog window will pop up. Next set for Darcy-Weisbach click on the button next to it to bring up the properties.

The Properties should look similar to this:

(The Temperature is most likely different and the agent is definitely different.)

Once this Darcy-Weisbach option is selected: the properties of every pipe in the system, that will contain antifreeze, needs to be set to:

Some pipes (that contain antifreeze) might run through warm areas.

If so, the “Located within a cold area” option would not be selected:

Calculations can be run using either method simply by switching between Darcy-Weisbach and Hazen-Williams:

(Both calculations are normally required by code.)

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