https://www.xbreathforce.com/ce/duct
The DST Breathforce DUCT-M (previously known as the DST airsns DUCT-M) is an in-duct air quality monitor that measures all 5 parameters required by the RESET Air Standard for Commercial Interiors, including PM2.5, TVOC, CO2, temperature, and humidity.
The DST Breathforce DUCT-M is an in-duct RESET Air Accredited Grade B monitor for all 5 parameters.