Wastewater Treatment Products

Packings and supporting products for wastewater trickling filters at municipal water treatment plants. The media supports biological growth that destroys BOD (biological oxygen demand) of the wastewater.


Empaques y productos relacionados para sistemas de tratamiento de agua residual.

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Trickling Filter Media and Products


Dura-Pac®   PVC Trickling Filter biological growth support Media


      Dura-Dek®  Protective Grating

            Dura-Dek® Photos 

      Dura-Pier® Support System

            Dura-Pier® Photos


Bio-Pac® SF30 Random Trickling Filter bioligical growth support Media

      N-Dec® Random Bio Media Support Grating

               Bio-Pac® Photos 


Sessil®  Trickling Filter high strength industrial BOD biological growth support Media 

     Sessil® Installations

         Sessil® Photos


Additional Products


Kontakt® MBBR Media

This media suppports biological growth in Moving Bed Biofilm Reactors (MBBRs)                                                      


Kompakt® Structural Media 


3.5” Bio-Ring® Random Packing


3.5” Bio-Pac® data sheet


Folletos en español




Bio-Pac® SF30



Case Study Bio-Pac® and N-Dec® Retrofit from Lava Rock Media at Bucks County WWTP




Please note that Jaeger Environmental (formerly Jaeger Products) is now Raschig-USA, Inc.


All of the product names on this page are registered trademarks of Raschig-USA, Inc.

Dura-Pac®     Dura-Pier®     Dura-Dek®     Bio-Pac SF30®     Sessil®     Kontakt®     Kompakt®     3.5” Bio-Ring®

Wastewater Trickling Filters








Several Trickling Filters at a Wastewater Treatment Plant.




































Dura-Dek® protective grating over Dura-Pac® biological growth support media in a trickling filter. The grating protects the PVC media from sun and impact damage. The grating also provides a useful walking surface for maintenance workers to access the rotating water distributor when needed, as observed below.

















































































Dura-Pac® biological growth support media for wastewater trickling filters.
































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