Long-life cartridges are approved to the NIOSH (National Institute for Occupational Safety and Health) P100 Class, so they are at least 99.97% efficient against oil- and non-oil based contaminants, and are oil-proof so they have no time use limitation.
The cartridges are also NIOSH Approved against Chlorine, Hydrogen Chloride, Hydrogen Sulfide, and Organic Vapors.
The low profile cartridges allow easy downward vision and are balanced outside of the users field of vision.
These cartridges feature multiple approvals, making them extremely versatile and flexible in their application.
The cartridges include integral high efficiency (99.97% against 0.3 micron particles) filters and an impregnated bed of special activated carbon.
The cartridges are certified by NIOSH with P100/OV/CL/SD/HC approvals.