| Term | Main definition |
|---|---|
| Head / Draw | Pump head is a measurement of pump pressure usually written in metres / head and is the maximum height vertically in metres the pump is able to push the water or fluid against gravity. |
| Horse Power | Horse power ( hp )is a measure of power used by a pumps motor or engine to show the rate at which the pump will get its work done. One horsepower = 745.7 watts. |
