BLUE-WHITE® INDUSTRIES manufactures Flowmeters and Chemical Metering Pumps, for industry and municipalities, for treatment of water and wastewater. Lines include, Ultrasonic Flowmeters, Variable Area Flowmeters, Digital Meters and Chemical Metering Pumps. ProSeries™ Hybrid Ultrasonic Flowmeters measure fluid flow using either Doppler or Transit Time Methods, and feature non-invasive clamp-on transducers. Variable Area Flowmeters are offered in over 240 configurations for in-line, panel mount or closed pipe installation, in a wide range of U.S., Metric and Air measurements. BW DIGI-METER™ F-2000 Series Digital Paddlewheel Meters include: Flow Sensors, Rate Meters and Totalizers, Batch/Process Controllers and, 4-20mA Signal Generators.