Weirs are normally used in channels for flow measurement and also as a control point in treatment plants to break the fluid hydraulics. “Vnotch Weir” is applicable for triangular shape sharp-crested weir hydraulics and includes the following key features:

1. Option of selecting SI or US unit
2. Option of getting output as Weir Flow or Weir Head
3. Typical Weir image is given to help user in data input