The variable area flow meter includes a vertical tube in which fluid flows from bottom to top or a horizontal tube for line sizes DN15 to DN250. It is equipped with Mechanical & LCD displays and very robust in design serving a wide range of flows. Suitable applications are in different kinds of liquid and gas flows or aggressive fluids with high pressure and temperature ratings. EVA also has hygienic process connections i.e. Tri-Clamp for food, pharma and beverage sectors for line sizes from DN15 to DN100.