Drainable Blade Louvers Feature A Drain Channel On Each Blade To Prevent Water Penetration.
Drainable Blade Louvers have an extruded aluminum construction for long lasting durability and strength. Used for intake or exhaust in a variety of applications. Provides reliable resistance to weather and rain. Choose from models With Birdscreen or Without Birdscreen for increased versatility. Comes in black or white. Dimensions vary per model.