| Coalescing and particulate filters for general purpose protection, removing liquid water and oil aerosol to 0.1 mg/m (0.1 ppm) and particles down to 1 micron. |
Particulate filters for dust protection, removing particles down to 1 micron. |
High efficiency coalescing and particulate filters, removing liquid water, oil aerosol to 0.01 mg/m (0.01 ppm) and particles down to 0.01 micron. |
Active carbon filter for removal of oil vapours and hydrocarbon odours with a maximum remaining oil content of 0.003 mg/m (0.003 ppm) to be installed after a PD filter. |