4" Deep Aluminum Stationary Louver: 445DD

The 445DD is a stationary louver that is 4" deep, and has double drainable blades at 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

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