3M™ Versaflo™ Air Flow Indicator, TR-971 is our flow indicator to confirm the manufacturers design minimum air flow rate of 3M™ Versaflo™ Powered Air Turbo is being exceeded. It's designed to enable checking at various elevations and temperatures to match the operational range of the respirator system.
Ensure your 3M™ Versaflo™ Powered Air Turbo system is exceeding its minimum design air flow rate with 3M™ Versaflo™ Air Flow Indicator, TR-971. Our air flow indicator provides a simple and reliable way to check the airflow of your Versaflo™ Turbo unit at the various elevations and temperatures within the system's operational range. The air flow of the turbo unit must be checked before every use. If the air flow level is below the minimum flow rate, the respirator system should not be used until further examination.