We get a lot of questions about pumps and how they are used in onsite systems. From an installer standpoint, if there is a pump in the system, either you or the designer should have worked out its size and characteristics for the specific site and application.
We will highlight some of the basics of selecting a pump and of determining float settings in pumpout situations.
A single-stage pump has one impeller, is easy to maintain, and handles small pieces. Lift and horsepower are directly related. A multi-stage pump has more impellers and smaller tolerances and has
