Ventilation fan Model : XLXS-1000/1250/1400 Electric Current Type: AC Mounting: Wall Fan Blade Material: Aluminium Air Volume: 35000/42000/55800m3/h Cerfification: CE Voltage: 380V Power: 0.75/1.1/1.5KW Application: Industrial,poultry house,greenhouse... package: carton Fan Frame: highly galvanised steel sheets . Blade:6 pieces stainless steel blades and fans with big air volume, without deformation, no breaking, attractive and durable. Belt Pulley: aluminium, light weight, high-strength. Bearing: France imported bearig, high intensity, low noise, long service life.