4140-12-339-9780

Ventilating Fan

4140123399780 123399780 5958 W2K 121-AA01-16 MM00780 W2S115-AG01-16

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. View more Ventilating Fan