POPULA Fan HCF Centrifugal Fan I A Single Board Rear Tilting Kitchen Oil Smoke Exhaust Hotel Oil Smoke Exhaust Product Introduction: Impeller : Backward single-platemoeller . Convenient for clean.Noise : 10% lower than similarfans . Suitable Air : Non-hypergolicnon-corrosive , dustinesss 120mg /m�³ -20c < air temperature < 85â??.Application : Suitable for kitchen lampblack exhausting and using with smoke purifier. PRODUCTS INFO: Type:POPULA Single Board Rear Tilting centrifugal fan HCF-I A Brand:POPULA Electric Current:AC Power:0.75-30 KW Voltage:1HP/3HP 110V/220V/380V/440V/3KV/6KV Frequency: 50/60HZ Air Volume:1876~51494 CMH Air Pressure:201-4301 Pa Speed:720-2900 rpm Max Noise: