How many rooms can I view at once in the Heat Report? Follow You can view up to 16 rooms/zones in the Heat Report at once. Related articles How do I connect Google Assistant to my Wiser system? Does the Wiser Radiator Thermostat measure temperature the same way as a Wiser Room Thermostat? Why is my Wiser Room Thermostat screen blank and/or displaying a clock symbol? How can I select which rooms I see in multiple room view in my Heat Report? I added a new room to my system today, why can't I see it in the Heat Report?