Special Features:

Unit runs at 1500 rpm; unit has an epoxy finish; includes a 19 in grille, permanent washable filter, exhaust guards, & a 19 in rack mount frame

Properties:

A nonpositive displacement mechanical device having an axial or centrifugal fan impeller inclosed within a housing with an exhaust nozzle and baffles. It is designed to move air across an open entrance to provide an air barrier to minimize heat loss or gain and repel flying insects. It may include a means of heating the exhaustible air.