In this section, we're going to help you to select the right pump by telling you what you’ll need to tell us. Buying the wrong pump, cheap or expensive, can be costly: pumping more than you need it to (wasting energy), failing prematurely and damaging property and/or needing to be replaced.
With a pump specification, you’ll often see a graph with a curve or series of curves. This is called a “pump curve” and it is the way the performance characteristics of a pump are described graphically. The pump curve describes the relationship between flow-rate and the head for the pump.
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