First of all, thank you for your concern and support on us. Here below are the technical parameters of vertical flow clean bench:Brief IntroductionVertical flow clean bench is an air purification equipment providing local clean and sterile working environment. Through a special filter channel, it is able to artificially control emissions of polluted air in work area, thus to avoid harm to people and the environment. It is a safe microbial clean bench, which are widely used in biological laboratories, health care, bio- pharmaceutical, electronics, optics and other related industries. It brings good effects on improving the process conditions, protecting the operators€™ health, as well as improving product quality and finished product rate.