Publications

Effective May 1, 2026, Bionest will remove the recirculation pump from its new Zenith onsite residential wastewater treatment systems, thereby simplifying installation, operation, and maintenance.

Recirculation, which remains essential to achieving the expected treatment performance levels of the Zenith system, will now be provided by an airlift pump system. A limited fraction of the air produced by the system’s aerator will be injected into a vertical pipe located in the 1/3 portion of the biological reactor. The injected air creates...

At Bionest, it’s our people who shape our company every day. Some team members have been with us for many years, while others joined more recently and are already making a strong contribution to our success. Every journey deserves to be recognized.

That’s why, in July 2025, we launched a new service anniversary recognition program. It highlights key milestones in each employee’s career—starting as early as their first year with us.

Each person being recognized receives an email invitation to...