Adding Components to the Design

To start, simply click on the background, and the Add Component pop-up menu will appear. Select a component to add by clicking on the appropriate name.: Clicking on any component name in the menu below will display more information about that component, including its icon.; The component you select will appear on the screen. For example, had you selected a heater, the icon for a heater would have appeared:; The two black triangles are the heater's ports. They indicate the direction of flow through the heater (in this case, bottom to top), and they enable you to connect the heater to other components.