These are overhead clean air modules mounted on roof or with steel frame on the ground. Units can be built with / without casters so the clean enclosure can be moved over equipment or used to isolate a controlled process. It is basically used for filling, refilling weighing and sampling/Dispensing of Raw Material, Basic Compounds, Active Compounds, works on the principle of laminar air flow with HEPA Filters & Pre-Filters. Available in Wooden / M.S. body duly powder coated / Stainless steel body.