This is a video on the Ultra6 Liquid Ultrasonic Flow meter (LUFM) that explains the features of the Ultra Series™ of meters. The Smith Meter® FMC Technologies Ultra6 provides custody transfer measurement of refined products and crude oils, and is highly accurate over a wide flow, viscosity, and pressure range. Our Ultra6 Ultrasonic Meter is sized from 6 to 48 inches in diameter. For more information see our Ultra6 page.