Sand Filters are oldest equipment to be used in water treatment. In this filters sand is used as filtration bed to separate suspended solids from water. The suspended particles in water are trapped inside the bed based on different mechanisms such as direct collision, Vander vals Attraction, Surface Charge attraction and diffusion. Based on the type of water source and flow requirement, this filters can be configured in down flow or up flow configurations. Applications Drinking Water Filtration Intake water Filtration Pre treatment for RO Effluent filtration