Air Flow Switches are electrical components that sense the level of airflow in a ventilation or air conditioning duct. They act as a critical component to ensure that the ventilation system is operating effectively while maintaining comfort level indoors by controlling the temperature and humidity. Duct installation requires professional experience, making sure that all the components of an air flow switch are properly connected, ensuring smooth operation and optimal performance. With the help of an experienced technician, you can easily install this vital component for your own ventilation system and ensure maximum efficiency.