Mainstream Measurements Ltd is the UK manufacturer of the MAINSTREAM area-velocity flowmeters, loggers and transmitters for open channels and part-filled pipes. Mainstream’s product range is noted for high performance, reliability and is cost competitive. A key feature of our approach to sensor design is recognizing the need for built-in sensor integrity monitoring or self-diagnostics. Areas of particular expertise are: low-power electronics; signal processing; novel algorithms and ultrasonics. Mainstream’s self-monitoring capability simplifies installation and reduces maintenance by detecting any variation in performance. Ideal for a wide variety of water distribution and wastewater applications, Mainstream products are available worldwide through a network of distributors.

We are expanding our reach through innovation and development of new products. We are currently building on our communications capabilities and improve user interfaces through the addition of Modbus communications.

Our team have a wealth of knowledge and experience in the field and are dedicated to providing the support that is needed to make unique and difficult installations possible. We are committed to continually supporting our existing customers and always welcome new ones. Please visit us on Stand 147 where we would be happy to discuss your flow monitoring needs! Alternatively email

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