The RL-SP drum louver allows for delivery of a jet or diffused air pattern in spiral duct installation. They are fully adjustable in both horizontal (through vane deflectors) and vertically (through the rotating drum) to provide primary supply air where needed in commercial and industrial applications.
RL-SP Single Vane
RL-SP-DF Dual Flow
02 Satin Silver
24 Mill Finish
28 Custom Colors (color match required)