EVS-422

Model EVS-422

Extruded Aluminum Louver
4" Deep - 22 Degree Vertical Louver

The EVS-422 offers exceptional protection against wind-driven sand and is ideally suited for high wind areas or applications that are sensitive to wind-driven sand. The EVS-422 is available in a wide array of anodized and painted finishes including custom color matching.


Standard Construction

Material: Mill finish 6063-T5 extruded aluminum.
Frames: 4" deep x 0.081" thick (102 x 2) channel.
Blades: 22o x 0.081" (2) thick vertical style.
Screen: 1/2" x 0.063" (12.7 x 1.6) expanded and flattened aluminum.
Mullion: Visible.
Minimum Size: 12" x 12" (305 x 305)
Maximum SizeSingle Section: 60" x 120" (1524 x 3048)
​                                                    120" x 60" (3048 x 1524)
                           Multiple Section: Unlimited


Ratings

Free Area: 2.5 ft2 (0.26 m2)

Performance @ Beginning Point of Water Penetration
Free Area Velocity: 1250 fpm (6.35 m/s)
Air Volume Delivered: 3125 cfm (1.48 m3/s)
Pressure Loss: 1.00 in. wg. (249 Pa)

Velocity @ 0.15 in. wg. Pressure Loss: 700 fpm (3.56 m/s)
Design Load: 30 psf