Squirrel cage fans, also known as centrifugal fans or blower fans, are essential components in many industrial, commercial, and residential ventilation and cooling systems. Their unique design, which resembles a hamster or squirrel wheel, allows them to move air efficiently through ductwork or open spaces, making them indispensable for heating, ventilation, air conditioning (HVAC), and various industrial processes. If you are considering purchasing a squirrel cage fan, understanding where to buy them, what types are available, and key considerations will help you make an informed decision.