The Class-Ens model was developed for laboratories at schools and universities for use in jobs that pose high risks for users and the environment.
It is not suitable for the use of radioactive substances or for the storage of reagents, acids and bases, flammable liquids, pressure vessels, self-detonating, radioactive and biological substances.
It allows the incorporation of an insufflation system to compensate the extracted air and a variable air volume (VAV) system.