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CO2) calibration gas, a flow regulator and flexible tubing. These can easily be obtained online:
https://www.co2meter.com/collections/accessories/products/demand-flow-regulator
The Atmospheric calibration will not require additional materials but must be performed in
outdoor (400 ppm fresh air) during the entire procedure.
The temperature and humidity sensors do not require calibration and should remain accurate for
the life of your unit.
Cleaning and Storage
The front cover and case can be cleaned with a mild solution of detergent and water. Apply
sparingly with a soft cloth and allow to dry completely before using. Do not use aromatic
hydrocarbons or chlorinated solvents for cleaning.
