Professional elevator crossflow fans manufacturer in China 1)high quality 2)best price, best material, great working process ... provide the best price, quality and service for all clients and customers.Main Features:1) New design,adopting multi-wing impeller.2 ... /minVoltageAC220V,AC100V,50/60HZImpeller sizeDiameter 91X325mmAir put size43X330mmPower25WDimension425X152X135mm GYQF-330 Cross Flow Fan