English: The flight demonstration unit of the next-generation 4-bed CO2 Scrubber (4BCO2) is targeted for launch aboard NG16 NET August 1, 2021. Once aboard the space station, this u nit will be mounted in a basic express rack. This four-bed technology is a mainstay for metabolic CO2 removal and crew life support. The new 4-Bed Carbon Dioxide Scrubber, developed, built, and tested at NASA’s Marshall Space Flight Center in Huntsville, Alabama, is checked out by Kathi Lange, a Bastion Technologies contractor supporting the quality assurance group in Marshall’s Safety and Mission Assurance Directorate, prior to its shipment to NASA’s Wallops Flight Facility in Wallops Island, Virginia.