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? How can I select which rooms I see in multiple room view in my Heat Report? Why do I get an error message when I try to link my Alexa account? 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?