Taravosh Jam Co. is an Iranian EPC contractor for desing and fabricatoin of theVacuum Deaerator. Vacuum Deaerator is for cold water systems 10-40 ˚C .The make-up water, is fed to the upper section of the tower. Dearator tower has 3 sections (best model). The vacuum pump creates the necessary vacuum so that the make-up water boils in lower temperature. In Vacuum condition, the oxygen is liberated and removed by means of the vacuum pump. At the deaerator tank oxygen scavenger is added to remove the residual dissolved gases.