CO₂ Additive Control
package includes gas analyzer, CO₂ regulator (NA only), control valve and injection system. CO₂ tank not included.

CO₂ Additive Back Pack
Portable system is mounted on the side of the chamber as a standalone device complete with its own CO₂ process controller.

CO₂ Scrubber
Allows for controlling CO₂ concentration levels below resultant conditions. Stand-alone device (floor or roof mounted).

Controlling CO₂ Levels, Lincoln University

At Lincoln University in New Zealand, researchers have six Conviron model BDW80 walk in plant growth rooms that control air temperature (from -10 C to 40 C, to within 0.5 degrees of the set point) and C02 concentrations from ambient levels to 2,000 ppm. Read more below.