Special Features:

Exhaust fan, shutter mounted, propeller diameter 20 in, cfm @ 0.000-in sp 295, @ 0.125-in sp 2450, 115 volts, 60 hz, 1 phase, full load amps 4.3, 1/4 hp, sones @ 0.000-in. Sp @ 5 ft., max ambient temp 104 degrees f, motor type shaded pole, bearing type sleeve, height 23 1/8 in, width 23 1/8 in, max depth 15 1/8 in, sq opening required 21 in, propeller material stamped aluminum, guard material steel wire, number of blades 3, includes automatic shutter

Properties:

A nonpositive displacement mechanical device having either an axial or centrifugal fan impeller. It is designed to move free air or gas from indoors to outdoors or vice versa over a wide range of volumes at low pressures. It is supported by a ring, plate, or shroud or may be inclosed in a housing. It is designed for installation in a window, roof or wall opening, or the like.