... Conditioning, Refrigerator,Draft Inducing, Air Refreshing, Air Circulation and so on. Features: • Application of new polymer materials, larger air-flow, ... Φ135, Φ120, Φ110, Φ100, Φ98, Φ90, Φ80, Φ52… and so on.Centrifugal Blower Wheel:The diameter includes:Φ48, Φ66, Φ135, Φ200 ... , Φ300, Φ308, Φ317, Φ320, Φ325, Φ350, Φ352, Φ380…and so on.Cross Flow Fan Blade:The diameter includes:Φ77, Φ81, Φ85, Φ88 ...