Designed for applications such as welding, soldering and other operations in which metal fumes may be present, including those present with ozone* and nuisance level** organic vapors. Features 3M™ Cool Flow™ Valve.
*3M™ recommended for ozone up to 10 x PEL or applicable government occupational exposure limits, whichever is lower. Not NIOSH approved for use against ozone.
**3M™ recommended for relief against nuisance levels of organic vapors. Nuisance level refers to concentrations less than the OSHA PEL or applicable government occupational exposure limits, whichever is lower.