... -50,000Pa Ventilator,centrifugal ventilatorIntroduction of centrifugal ventilator,centrifugal fan,fan,ventilator, blower,air blower,exhaust fan,ventilation fanFRP is ... conservation material at present.The FRP anticentripetal centrifugal ventilator is made after absorbing the technology ... scope of application broad characteristic.VERSIONThe FRP anticentripetal centrifugal ventilator divided to A,C,and D ...