weifang yinuo farming technology co., ltd
exhaust fan,ventilation fan,draught fan,evaporative cooling pad,ventilator
1)Frame use the advanized sheet, strong corrosion resistance.
2) High strength aluminum-magnesium alloy cast wheel;new twisted stamping-type fan.
3) Reasonable blade angle to ensure that a large number of air flow.
4) Strict quality control procedures for:noise test, vibration test of rotating concentric can detect, fan speed detection, air flow detection, machine efficiency of detection.