About Seller: Greyline, established in 1986, specializes in the development, manufacturing, and marketing of industrial flow and level monitoring instruments. The product line includes ultrasonic level transmitters, ultrasonic flow meters, and open channel flow meters. Greyline's products are known for their non-contact measurement capabilities. The company primarily serves the environmental sector, with a focus on water and wastewater treatment systems. Clients include municipalities, industrial entities, and government environmental organizations. Key industrial markets include pulp and paper, chemicals, mining, textile, steel, petroleum, and food processing industries. Greyline has recently introduced a new generation of advanced ultrasonic flow and level instruments featuring modular plug-and-play electronics, reduced power consumption, and enhanced usability such as logger downloads to USB flash drives, matrix displays, and user-friendly menu systems in multiple languages. These new technologies are designed for measuring wastewater flow, stormwater, or irrigation water in partially filled pipes and open channels. Greyline's state-of-the-art research facilities include a water flow system with reservoirs, pumps, meter runs, and weigh tanks for continuous investigation and calibration of flowmeters based on weight, time, density, and temperature. As a global leader in ultrasonic instrumentation for industrial and environmental markets, Greyline has achieved consistent growth over the years and offers products through a network of more than 500 independent sales agents worldwide.