
Indicators, Sensors, Transmitters, Switches, Data Loggers, Controllers, and Monitors for flow applications. Dwyer Instruments flow products serve HVAC, chemical, food, oil & gas, and pollution control industries.

Variable area flowmeters for liquids and gases. Rate-Master and other series.
Series WM2 and WMT2 water meters for accurate liquid measurement.
Series GFM, GFC, DMF, GFM2, GFM3, GFM4 mass flowmeters and controllers.