To edit the data associated with a zone radiative-convective heater, you first need to select it by moving the mouse cursor over it and then clicking the mouse button to select it. You can then access the edit dialog by right-clicking the mouse and selecting the Edit selected component option or alternatively, select the Edit selected component tool from the toolbar.
4 types of radiant-convective units are available:
See the HVAC Zone Equipment Tutorial
When editing the attributes associated with a Radiative-convective unit it is possible to apply the same changes to units in other zones in the same HVAC Zone group. To do this select the components on the Target tab of the edit dialog as shown below.