Forbes Marshall Macnaught offers a comprehensive range of oval gear meters suited to flow from as low as 0.5LPH up to 1200 LPM. Forbes Marshall Macnaught meters are available in a range of construction materials, port sizes & ancillary accessories including mechanical & electronic displays. Forbes Marshall Macnaught meters provide solutions for applications in energy, oil and gas, mining, marine, pharmaceutical, food, textiles, cosmetics, petrochemical, transport & construction industries.