SANFLOW is a night flow analysis model designed to help water suppliers to determine the level of leakage in a particular zone (DMA) from the analysis of recorded minimum night flows. It is a very simple and straightforward model requiring minimal data and will help water suppliers to identify key problem zones quickly and effectively.

1. Extract the archive to a suitable location
2. Run SanFlow.exe, and optionally import test data to see how the app typically functions

Note: A number of Windows 10 users have reported error messages relating to floating point values.
This happens because Windows 10, by default, selects a comma as the decimal separator when region is set to SA English.
See here for instructions to change the comma to a decimal point: