Biological Engineered Adsorbent Scrubber Technology (BEAST™)
Biological Engineered Adsorbent Scrubber Technology (BEAST™)


The new BEAST™ biological multi-stage scrubber is the most powerful odor control solution on the market.
The BEAST™ (Biologically Engineered Adsorbent Scrubber Technology) scrubber brings the best of class technologies to one innovative system to remove even the highest levels of H2S.
The full system features a bioscrubber followed by a polishing unit and includes a complete remote monitoring and notification system, providing assurance of top-level performance with minimal maintenance.
The system can handle H2S concentrations of 300+ ppm. Various models can be configured to airflows between 2,209 and 25,484 CMH (1,300 to 15,000 CFM).
The BEAST™ Bioscrubber uses Sulphasorb Si™ (SSi) as its substrate. Made from recycled glass, SSi is environmentally friendly, easy to install, and highly resistant to acidic environments. Designed to last a minimum of 10 years, SSi biomedium delivers superior durability and efficiency for long-term odor control.
BEAST™ Case Study
FACILITY TYPE: Water Treatment Plant
LOCATION: Jackson, Mississippi
EQUIPMENT/MEDIA USED: Biologically Engineered Adsorbent Scrubber Technology Bioscrubber (BEAST™) and Sulphasorb Si™ biomedium
PROBLEM: The process of dewatering digested biosolids at the water treatment facility releases H2S gas, which has a very distinct and unpleasant odor. The facility needed a solution to remove the odorous gas from the air and stop the odor complaints it was receiving from surrounding neighborhoods.
SOLUTION: PureAir determined the most efficient solution to remove the high volume of gases emitted at the facility is its BEAST™ (BST-2100) scrubber. This multi-stage scrubber is specifically designed for applications with very high H2S levels and offers fully remote monitoring capabilities. Since its installation, the BEAST™ scrubber has successfully removed 99.9% of H2S from the air and the odor complaints have stopped, turning the customer into a good neighbor.

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