Sierra is one of the most trusted manufacturers of high performance flow meters and controllers today. By combining superior product quality with a talented global network of flow experts, they consistently deliver the best flow measurement solution for their customer. Experience Their Passion for Flow! Sierra ’s Thermal Mass, Transit-Time Ultrasonic, Vortex Shedding and Multivariable instruments are available in both standard and customized versions for applications in laboratory, industrial and hazardous environments.  Sierra’s flow measurement technologies precisely measure or control very low flows of gas down to less than 1 sccm full scale as well as extremely high flows of gas, liquid, and steam.  With rugged product design, cutting-edge innovation, and a team of flow experts comprising of 107 offices worldwide in 47 countries, experience why customers around the globe rely on Sierra.  Experience their passion for flow.  Visit Sierra at www.sierrainstruments.com or call them at 800-866-0200.