The ELF6811DD Stationary Louver Double Drainable Blade is a 6" deep stationary louver with a 45 degree blade angle. It features:
• 44% free area. • Double drain gutters in each blade, and downspouts in jambs and mullions to drain water from louver for minimum water cascade from blade to blade. • Hidden mullions for attractive appearance. • All aluminum construction for low maintenance and high resistance to corrosion. • Low pressure drop and low water penetration.