This Misonix Mystaire 2450 Ductless Fume Enclosure With Hepa Filter is in real good condition and guaranteed to functions 100%. It came from a local lab that was upgrading equipment and we can accept pay pal or your credit card. Please contact me with any questions. a compact, economical solution for capturing fumes and particulate during routine laboratory analysis. This lightweight model is constructed from durable epoxy-coated aluminum that provides excellent durability in typical laboratory environments. . This workstation is ideal for low volume applications.economy workstation is equipped with an adjustable air speed controller. Face velocity can be adjusted from 0?120 fpm. This feature allows the operator to control face velocity depending on the type of sample being manipulated within the workstation. The Economy Workstation can be placed directly over laboratory sinks to provide vapor control during laboratory glassware washing. Track Page Views With Auctiva's FREE Counter