Replacement particulate prefilter for 3M™ Adflo™ Powered Air Purifying Respirator (PAPR). Installs into the Adflo™ turbo filter cover, between the spark arrestor and the High Efficiency particulate filter.
 

• Regular replacement of the Adflo™ pre-filter extends the life of the particle filter, saving money while also increasing the Adflo battery run-time
• Inspect your pre-filter regularly for any damage, clogging or breakthrough
• Do not attempt to clean the pre-filter
• Five replacement pre-filters per pack
• Replace once to twice a week depending on use
• For use with the Adflo system and 3M™ Speedglas™ welding helmet or 3M™ Versaflo M-Series face shield