... 3.Chamber 2 6600mm 4.Total length 8900mm Vacuum calibration tank, Model VB125Patent water control, unique valve to ... 11900mmLength of Chamber 26600mmTotal length8900 mm Vacuum calibration tank, Model VB2-630Vacuum calibration tank, Model VB2-630Patent water control, ... of Chamber 26600mmTotal length8900 mmTechnical Data of Harden Vacuum calibration tank: TypeVB63 VB2-63VB125 VB2-125VB250 VB2-250VB2- ...