This document is the Biodiffuser Septic Leaching Chamber Specification. For use in waste water disposal applications. Chamber chart and figure included.

This specification describes the Standard, High-Capacity, Bio 2, and Bio 3 BioDiffuser units for use in onsite wastewater disposal applications.

BioDiffuser chambers are manufactured from high-density polyethylene with an open bottom, solid top and louvered sidewalls. Sidewall louvers shall be designed to minimize soil intrusion. Chamber shall meet the load rating of H-10 (16,000 lb per axle) with a minimum of 12-inches (0.3m) of cover when tested in accordance with IAPMO PS 63 and installed in accordance with ADS installation procedures. The 16” high capacity chamber is also available in H-20 (32,000 lb per axle) rated version.

Each chamber shall interlock with the beginning of the next chamber by overlapping post and dome while engaging overlapping flanges.

Each chamber shall be manufactured from high density polyethylene resin as defined and described in IAPMO PS63 and installed in accordance with ADS installation procedures and those issued by the local health department regulations.

A chamber dimension chart and figures for the 16” high capacity chamber are included.