According to our (Global Info Research) latest study, the global Circular Centrifugal Duct Fan market size was valued at US$ 110 million in 2024 and is forecast to a readjusted size of USD 137 million by 2031 with a CAGR of 2.7% during review period.The circular centrifugal duct fan is a kind of equipment commonly used for ventilation and air delivery. With its unique structure and working princ..