These extruded aluminum drum louvers are appropriate when high volumes of air are used and in spot heating and cooling applications.
A split-vane style and a pole operating bracket are available.
45DL1 - Single Vanes
45DL1-O - Single Vanes • with Opposed Blade Damper
45DL2 - Split Vanes
45DL2-O - Split Vanes • with Opposed Blade Damper
45DLC1 - Drum Louver • Spiral Duct Mount • Adjustable Vanes
45DLC2 - Drum Louver • Spiral Duct Mount • Split Vanes