ECD-401 : Combination Louver/Damper, Drainable Blade, 4-inch Depth

ECD-401 : Combination Louver/Damper, Drainable Blade, 4-inch Depth

Model ECD-401 is an extruded aluminum combination louver-damper featuring drainable-style blades and rear blade linkage, allowing for larger single-panel sizes compared to similar concealed linkage designs. It functions as a conventional louver when open and provides tight shutoff against air and weather infiltration when closed. Commonly furnished with factory-mounted and factory-adjusted electric actuators, it offers dependable airflow control, expanded sizing capability, and streamlined installation.

Product Highlights

Blade Orientation
Horizontal
Blade Type
Drainable
Operable Type
Combination
Frame Depth (Inches)
4
Certifications
AMCA 500-L Water Penetration and Air Performance
Free Area for 4' x 4' (%)
48
Free Area for 4' x 4' (ft square)
7.6
Material
Aluminum
Minimum Size
12 in. W x 12 in. H
Maximum Single Section Size
120 in. W x 120 in. H, Limited to 70 sq. ft.
Beginning Point of Water Penetration (ft/min)
1,018