3M Pressure Relief Valve W-1596 1 EA/Case
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- May be used with the carbon monoxide(CO) monitor in the 3Mâ„¢ Portable Compressed Air Filter and Regulator Panel 256-02-00, 256-02-01 and the 3Mâ„¢ Retrofit CO Monitor Kit W-2808. It provides an audible and visible indication outside the work area if the CO level exceeds the preset level.