3M™ Versaflo™ Air Flow Indicator TR-971 for all Versaflo™ PAPR Units with M/S-Series Loose Fitting Headtops, 1 EA

The TR-971 Air Flow Indicator is used to confirm that the manufacturer's minimum design flow rate of the 3M™ Versaflo™ Powered Air Turbo TR-600 is exceeded. The TR-971 is designed to enable testing at various elevations and temperatures within the operational range of the system.

The TR-971 air flow indicator may be used to confirm air flow levels of the TR-600 series PAPR. The TR-971 is designed to enable testing at various elevations and temperatures within the operational range of the PAPR system. See the User Instructions for details regarding how to use the TR-971.