Our Class C Volumetric Rotary Piston Water Meters are engineered to deliver highly accurate water measurement with exceptional sensitivity, even at low flow rates. Featuring a liquid-sealed register and precision rotary piston mechanism, they provide clear readings, reliable performance, and long service life. Equipped with an internal non-return valve to prevent reverse flow, these water meters are manufactured in accordance with ISO 4064 standards and are ideal for residential, commercial, and industrial water distribution systems.