TYPE PF (Particulate Filter) High efficiency General Purpose Protection
For the removal of particles down to 1 micron including coalesced liquid water and oil, providing a maximum remaining 3 oil aerosol content of 0.5 mg/m 0 @ 21 C.
TYPE FF (Fine Filter) High Efficiency Oil Removal Filtration
For the removal of particles down to 0.01 micron including water and oil aerosols, providing a maximum remaining oil aerosol 3 0 content of 0.01 mg/m @ 21 C. (Precede type FF with type PF)
TYPE CF (Carbon Filter) Activated Carbon Filtration: For the removal of oil
For the removal of oil Vapor and Hydrocarbon odour giving a maximum remaining oil content of 0.033 mg/m3 (0.00 ppm) (excluding methane) @ 21 C. (Precede type CF with type FF & PF)
