We have a vast experiment in volumetric measurement and mass flow, that is for gases, vapor, and all types of liquid. The major principle that we generally use is the differential pressures. We offer a range supplements in order to answer all your requests. 

• Vapor flow
• Gas and air flow 
• Liquid flow  

• Flow Chip 
• Pilot tube , Venturi, Orifice plate 
• Magnetic
• Mass Corioles  
• Rotometer 
• Turbine 
• Vortex