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An extremely lightweight, chemically resistant substrate made from 100% recycled material in the USA, Cell-Max™ maximizes surface area and serves as an integral part of the ecosystem for acid-thiobacillus bacteria growth.

  • Acid Resistant
  • Won't Compact or Degrade
  • Treats High Levels of H2S
  • Lightweight
  • Low Freight Costs
  • 2,400 Cubic Feet Full Truckload
  • Low Unloading and Installation Labor



Crater-Max® is specifically engineered and processed for chemical resistance, size, and optimum surface area for H2S removal. Crater-Max® has been successfully utilized in numerous Bio-Scrubber® (biotrickling filter) applications and as a base layer to significantly extend the life of organic Biofilter media.

  • Natural Ecosystem
  • Sulfur-Oxidizing Bacteria
  • Corrosion Resistant

Enhanced Cell-Max

Enhanced Cell-Max™

Enhanced Cell-Max™ is coated with a proprietary formula of nutrients and adsorbents to treat complex odors, VOCs, and low levels of H2S typically found in municipal wastewater applications.

  • Small Footprint
  • Short Residence Time
  • Long Media Life
  • Lightweight
  • Low Freight Costs
  • 2,400 Cubic Feet Full Truckload
  • Low Unloading and Installation Labor



Fiber-Max™ biofilter media is a proprietary blend of organic materials for the removal of complex odors and VOCs. Fiber-Max™ is a fibrous cellular substrate material manufactured only from trees and large tree branches.

  • 100% Organic Material
  • Removes Complex Odors and VOCs
  • No Yard/Construction/Demolition Waste

Super Nutrients

GES Nutrients

GES 1578 Super Nutrients are formulated as a supplement to enhance the growth of acidithiobacillus thiooxidans and ferroxidans microorganisms in a biological scrubber ecosystem where the primary food source is H2S in the foul air stream.

  • Concentrated Liquid
  • Only 1:3,500 Nutrient-to-Water Ratio
  • 5-Gallon Buckets or 260-Gallon Totes

Super Nutrients


GES Biotek's partners in the field provide all the top-quality components you'll need to install your odor-control systems and keep them running at peak performance.

  • Air Distribution Floors
  • Moisture Covers
  • Irrigation Systems