JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. Add rooms to zones with key-in Select the zone you want to add rooms to from the OpenBuildings Energy Simulator Project Tree dialog box. Key-in BBSENERGYANALYSIS ZONE ADDROOM. The Status Bar prompt area displays Add room to zone > Select room. Select the room you want to add to the zone. Tip: To ensure you select the room and not one of its surfaces, make sure the selection datapoint is placed on the room label. Parent topic: Zone Manager