3M Versaflo Air Flow Indicator TR-973
 
 
Features:
 
 

 
 
Enables confirmation of airflow
 
 
Confirms factory calibration of airflow
 
 
Easy to use
 
 
Works across multiple temperatures and altitudes
 
 
 
 
3M Versaflo TR-973 airflow indicator may be used to indicate airflow levels of the TR-600 and TR-800 series PAPRs when used with tight-fitting facepieces. The TR-973 is designed to enable testing at various elevations and temperatures within the operational range of the PAPR system.