The VG-R 3L is an oil mist separator / aerosol filter with a refillable cartridge without valves. The adsorber is suitable for indoor & outdoor and has FKM seals. It is filled with 0,9kg activated carbon to adsorb oil mist and pollutants. A silica gel layer on the bottom indicates by colour change to brown that the cartridge must be replaced. Please note that the VG-R series is only suitable for plants with low air flow rates. If you operate a plant with a high air flow rate, please feel free to contact us.