550W 1450r/Min 1350-2500m3/H Low Pressure Ventilator Centrifugal Blower/Exhaust Fan - China Ventilation Exhaust Fan Blower, Centrifugal Fan | Made-in-China.com
550W 1450r/Min 1350-2500m3/H Low Pressure Ventilator Centrifugal Blower/Exhaust Fan - China Ventilation Exhaust Fan Blower, Centrifugal Fan | Made-in-China.com