Testo air balancing flow hood kit. Includes 610x610, 360x360, 305x1220, 610x1220 hoods and stand and 500mm pitot tube. Measures 40~4000m3/hr +/-3%, Temperature 0~70DegC +/-0.5DegC -20~0DegC +/-0.8DegC, 0~100%RH +/-1.8%+3%Rdg, Differential Pressure 0~120Pa +/-2%Rdg+.05Pa. Kit includes a stand and an Android or iPhone app can be downloaded for one man remote operation. Kit includes 500mm pitot tube.
Instructional video for the Testo 420 Air balancing flow hood system