... , tea, vegetable storage, and supermarketDJF-C series Cone exhaust fansReasonable cone designing, low noise, big air flow, strong ventilation, low cost ,Imported bearingUsing ... specificationsDiameter biades mmBlades rotational speed rpmMotor rotational speed rpmAir flow m/hTotal pressureNoise decibelsImport powerRated voltageHighWidthThickDJF(c)-1100100060014003250070≤7075038011001100450DJF( ...