Loren Cook Company Propeller Hooded Roof Fans H Series

H Series Propeller Roof Ventilators are designed for industrial or commercial applications requiring a low profile roof top design. The H Series is available in exhaust, supply, reversible(*) or filtered supply configurations. It utilizes either the X.STREAM(**) high efficiency fabricated steel propeller for low and medium pressure applications or an extruded aluminum airfoil propeller for higher pressure applications Exhaust, supply and reversible ventilators in sizes 20 through 48 and filtered supply ventilators in sizes 20 through 42 are shipped assembled. Exhaust, supply and reversible ventilators in size 54, and filtered supply ventilators in sizes 48 and 54, are shipped with the hood in two sections for easy field assembly.