The Valve Selector Tool (VASTO), has been developed in last years to help constructors in the sizing of industrial valves.

The academic version of the software is FREE, totally web-based and does not require any personal installation.

Create a free account and begin sizing.

Try the academic version


  • up to 50 fluids
  • compressible and uncompressible flows
  • multiphase flows
  • cavitation risk calculation
  • laminar and turbulent sizing according to international standards
  • noise emission calculation according to international standards
  • archive of the user projects
  • size and organize the valve of an entire project
  • user dedicated storage