Some suggestions have been made to use additional media layers. However, with the commercial materials available, it has been found undesirable to introduce the third media layer. This is because it generally integrates with both the coarse and fine layers.
Low operating costs
Ease of operation without the need for an operator
Reduction of SDI (Silt Density Index)
Removes particles from water down to 15 microns
Automatic back washing process that does not require human interaction
Particulate size and composition
top mount control valve, or valve nest.
Compatible tank materials (steel or FRP)
Food and Beverages
RO system pretreatment
Boiler or Cooling tower feed