Automatic Tube Brushing (ATB) System Product Description: The ATB System automatically maintains tube fouling at or below design conditions without interrupting normal equipment operation. The ATB System consists of a special nylon brush inserted in each tube and a low-pressure drop catch basket attached to each end of the tube. A custom-made four-way reversing valve is installed to permit reversing the direction of water flow. The reversed water flow pushes the brush through the tube, removing tube deposits. The brush is caught in the opposite end basket and remains there until flow is reversed again in 30 seconds, thus repeating … Continue reading Shell and Tube Cleaning