Rep Login (817) 509-2300
blue background, a set of control and backdraft dampers standing out
white paper
Pottorff > Louvers and Penthouses > Louvers and Penthouses > Acoustical > EAJ-1235

Model EAJ-1235

Aluminum Acoustical Louver
12" Deep - 35 Degree Insulated J-Blade

The EAJ-1235 acoustical louver is engineered and tested to withstand extreme loads, debris impact, and cyclic fatigue associated with the severe weather effects of hurricanes. Constructed from formed 5052-H32 aluminum, the EAJ-1235 features horizontal J-blades and is designed for intake and exhaust applications where maximum noise reduction is required. The EAJ-1235 is available in a wide array of finishes including custom color matching.

EAJ-1235 12" Deep - 35 Degree Insulated J-Blade

Standard Construction

Material: Aluminum.

Frames: 12" deep x 0.125" thick (305 x 3.2) channel.

Blades: 35o x 0.125" (3.2) thick J-style with a 20 ga. (0.8) thick perforated backing packed with noncombustible insulating material.

Screen: 1/2" x 0.063" (12.7 x 1.6) expanded and flattened aluminum.

Mullion: Visible.

Minimum Size: 12" x 20-3/8" (305 x 518)

Maximum Size:
Single Section: 60" x 120" (1524 x 3048)
Multiple Section: Unlimited width x 120" (3048) height or 60" (1524) width x unlimited height.


Free Area: 4.9 ft2 (0.45 m2)


Performance @ Beginning Point of Water Penetration
Free Area Velocity: 924 fpm (4.70 m/s)
Air Volume Delivered: 4528 cfm (2.14 m3/s)
Pressure Loss: 0.08 in. wg. (20 Pa)


Velocity @ 0.15 in. wg. Pressure Loss: 1230 fpm (6.25 m/s)

Design Load: 30 psf

Click to view or check box to add to cart