▲ impeller diameter: 200 ~ 1400mm ▲ Air flow: 1000 ~ 240000 m3 / h ▲ Pressure Range: pressures up to 3000 Pa ▲ Operating temperature: -20 ℃ ~ 40 ℃ ▲ Drive Type: belt drive ▲ Mounting: base, lifting ▲ Uses: Mute supply and exhaust / supply and exhaust purification