Active coal filter 12.X series for organic, unorganic, and corrosive vapours,

Charcoal filter "ORG": for organic vapors
Charcoal filter "CORG": for organic and corrosive vapors (suitable for the most common laboratory chemicals)
HEPA filter "HEP": for Particle
Frame for HEPA filter "SH"

For models with 2 fans, please order 2 charcoal filters or rather HEPA filters with additional frame.
For models with 3 fans, please order 3 charcoal filters or rather HEPA filters with additional frame.