BBF Key Components


  • The uniform sized fixed media material is made from ceramic materials and is available with 5~20 mm diameter
  • The floating media is an expanded poly propylene (EPP) material which provides the ideal surface area to build bio-film

    Media Material Size Density
    Fixed Ceramic 0.2"~0.8" >93.6 lb/ft3
    Floating EPP 0.08"~0.3" >6.24 lb/ft3
 Fixed Media

Fixed Media

 Original Floating Media (Spherical)

Original Floating Media (Spherical)

 New Floating Media (Cross)

New Floating Media (Cross)

Air Supply System

  • Consists of air diffusers and air supplier
  • Supplies air to create oxic zone in floating media
  • Provides air supply to scour excess biomass deposits off of the media surface

Strainer Block

  • Prevents loss of the floating and/or fixed media
  • Maintains uniform discharge flow
  • Air in the floating media escapes through the nozzles attached under the strainer block
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