Accessories - AS0019406 Calibration gas hose assembly (blue)
Summary Information
Used with the Model 921A Combustible Gas Meter.
Full Description
![](/images/AS0019406_921A_blu_sml.gif)
Calibration gas hose assembly (blue) is used during Field Calibration and TCG tests to connect the Air Zero Grade to the
Model 921A ZERO-AIR port.
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