450mm R3g Greenteck Radipac Ec Plenum Centrifugal Fans for Ahu, Air Handling Units - China Ec Plug Fan, Backward Centrifugal Fan | Made-in-China.com
ebm-papst India on X: "RadiPac centrifugal fans with status monitoring & resonance avoidance are available in the sizes 450–560, including support bracket. A perfectly coordinated complete system, plug & play,easy installation &