In the event the thermostat senses a change in temperature, it sends a sign into the zone damper, which opens or closes to control the air stream to that zone. HVAC dampers are crucial parts of your own home’s heating and cooling method. They help regulate airflow and control temperature. https://alexisasgwk.elbloglibre.com/36644315/air-control-dampers-for-hot-climates-options