Optics technology is the leading manufacturer of various types of laboratory equipments. Being a part of that clean air tent 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 principal of laminar air flow with hpea filters & pre-filters. Unique features are as follows: