Description Introduction: ACH-II Air Capture Hood is an instrument used to measure the air volume flowing through air-outlet, diffusers and grilles. ACH-II Air Capture Hood is easy to use and has high accuracy and reliability which ensures its results to be accuracy and be saved. Main Features of ACH-II Air Capture Hood:  Simultaneously detect air volume, air velocity, temperature and humidity  Large data storage function  Differential pressure detection  data calibration function  USB DISK for export data, and wifi for printer data (optional item)  Buzzer alarm function  Conversion of the displayed units between m3/h and ft3/min Location: Dammam, Al Khobar, Jubail