3M W-5115 breathing tube

3M W-5115 Breathing Tube
3M W-5115 Breathing Tube can be used with 3M S series loose headgear sets.
According to 3M Product No.: 70-0715-3347-8, it
can be matched with air-supplied respiratory protective equipment, which can be used in painting, biotechnology and pharmacy, chemical operations, pesticide spraying and production and grinding.
Packing: 1 piece/ box