
No returnable if used. For more information about our return policy, please refer to the Orders and Returns.
Used to calibrate the carbon monoxyde (CO) monitors in the 3M Portable Compressed Air Filter and Regulator Panel 256-02-00, 256-02-01 and 3M Retrofit CO Monitor Kit W-2808.
Contains a 0.6 cubic foot cylinder of zero gas, a 0.6 cubic foot cylinder
Data sheet
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