Sentinel Model 500 Vacuum Regulator

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Large capacity vacuum regulator
The Model 500 Sentinel Vacuum Controller is appropriate for installations where airflow does not exceed 500 CFM ASME Features direct sensing that is sensitive to 0.1" hg of change in vacuum pressure. May be adjusted between 10" and 15". 3" Female NPT mounting connections. Overall dimensions 7" in diameter and 12.5" high. Wt. 10 lbs.