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4in. deep drainable combination louver/damper
Combination Louver Dampers are equipped with both fixed and movable blades, the latter of which may be closed if needed, and are typically installed in exterior walls openings and provide ventilation while protecting against water intrusion.
CFL-D-4
Key Features
Model CFL-D-4 is a 4" deep extruded aluminum drainable louver combination damper designed for both intake and exhaust air.
- Design Wind Load: 30 PSF
- Free Area: 46%
- Point of Water Penetration: 924 FPM
- Pressure Drop @ Water Penetration: .07" w.g.
- Frame Depth: 4.16"
- Blade Angle: 37°
- Max Single Section: 84" x 120" or 120" x 84"