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? Can I download a PDF of my Heat Report data? 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?