Worth every breath. Whether in the workshop or when renovating: the activated charcoal filter ensures fresh air. Activated carbon acts like an invisible protective shield: it captures volatile organic compounds (VOCs) and physically retains them. It also reliably binds unpleasant odours such as paint vapours, mould or solvents - ideal for professional work and a better indoor climate. Reliable: Adsorption of gaseous pollutants such as solvents.. Breathe easy: unpleasant odours are effectively eliminated.. Enormous filter performance: one teaspoon of activated carbon provides a surface area the size of a football pitch thanks to its natural structure.. Quick filter replacement: The preliminary filter can be easily removed and installed without any tools. Filtration of volatile organic compounds and odours, protection of the main filter in the SYS-AIR air purifier. Easy to change. Protects the main filter. Improved air quality. Quick, easy and tool-free.. Thanks to the two-stage filter system, the majority of the dust is already caught by the preliminary filter.. Binds pollutants and reliably removes unpleasant odours. activated charcoal filter. for eliminating volatile organic compounds (VOCs) and unpleasant odours. for SYS-AIR