Galvannealed Steel Louver
4" Deep - 45 Degree Operable J-Blade
The SOJ-445 features operable blades that allow positive shutoff protection of air intake and exhaust openings. The SOJ-445 is available in a wide array of painted finishes including custom color matching. These models are also available with a variety of factory mounted electric or pneumatic actuators.
Material: Galvannealed steel.
Frames: 4" deep x 20 ga. thick (102 x 1) channel.
Blades: 45o x 20 ga. (1) thick operable J-style.
Screen: 1/2" x 0.063" (12.7 x 1.6) expanded and flattened aluminum.
Axles: 1/2" (13) diameter plated steel hex.
Linkage: Concealed in frame.
Mullion: Visible.
Minimum Size: 12" x 12" (305 x 305)
Maximum Size:
Single Section: 36" x 96" (914 x 2438)
Multiple Section: Unlimited
Free Area: 7.5 ft2 (0.70 m2)
Performance @ Beginning Point of Water Penetration
Free Area Velocity: 775 fpm (3.94 m/s)
Air Volume Delivered: 5813 cfm (2.75 m3/s)
Pressure Loss: 0.14 in. wg. (35 Pa)
Velocity @ 0.15 in. wg. Pressure Loss: 811 fpm (4.12 m/s)
Design Load: 30 psf
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