One roller is always squeezing the tubing closed, so you don't get any backflow. Go to Top 9. Go to Top 10. To provide maximum flexibility in achieving desired flow at optimum rpm. Go to Top 11.
Specifications apply in either clockwise or counterclockwise rotation.
Go to Top Tubing 1. The tubing is the pump chamber. Go to Top 2. Go to Top 3. Go to Top 4.