To Attach Property Sets to Zones

Create zones, as described in Configuring Zone Styles.
Select all zones, and click Home tabBuild panelTools drop-downProperties.
On the Extended Data tab of the Properties palette, click (Add Property Sets).
In the Add Property Sets dialog box, select ZoneEngineeringObjects, and click OK.

The property set is added to the selected zone, and it can be viewed on the Extended Data tab.
Under Property Sets, specify the appropriate values for design heating and cooling temperatures.