The Mystaire® horizontal laminar flow clean bench is specially designed to provide a Class 100/ISO5 particle-free clean-air environment needed for laboratory testing, manufacturing, inspection, or pharmaceutical procedures.Precise horizontal laminar airfllow is obtained through a high-quality HEPA filter installed in the rear baffle of the cabinet.Air is forced through the HEPA filter and then enters the chamber through a diffuser that distributes clean Class 100/ISO5 particle-free clean-air over the entire work surface.