eFlow 800H Series is Electromagnetic type Thermal Energy or BTU Meter that can be used for measuring energy consumption in heating or cooling application for HVAC and other energy measurement and metering installations.
uFlow 220HL Series is larger bore ultrasonic Thermal Energy or BTU Meter that can be used for measuring or metering of thermal energy consumption in heating or cooling application.
uFlow 220HC Series is compact type ultrasonic Thermal Energy or BTU Meter that can be used for measuring thermal energy consumption in heating and cooling application in submetering billing or HVAC measurement and control purposes.