NPSH Lite Version Application for calculate the Net Positive Suction Head (NPSH) of a pump system with a fluid water. You can choose the temperature. Of water from 0 C - 100 C and set the Altitude (Local Elevation) Choose from 4 pumping systems - Open Tank - Suction Lift - Open Tank - Suction Head - Closed Tank - Suction Lift - Closed Tank - Suction Head You can also choose to calculate the Suction Head if you already have a pump. *** If you want the function Other additions For example - change the type of fluid - Change the temperature from 0 C to 200 C - Calculate Actual Net Positive Suction Head or System Net Positive Suction Head (As Installed) - Head Loss Calculate Please choose to install NPSH Pro Version.