Rep Login (817) 509-2300
blue background, a set of control and backdraft dampers standing out
white paper
Pottorff > Louvers and Penthouses > Louvers and Architectural > Acoustical > EAA-1245

Model EAA-1245

Acoustical Louver
12" Deep - 45 Degree Insulated Airfoil Blade

The EAA-1245 airfoil blade acoustical louver incorporates low static pressure loss and reliable noise reduction over a wide range of frequencies. The EAA-1245 is available in a wide array of finished including custom color matching and is ideally suited for intake and exhaust application on standby generator enclosures.

EAA-1245 12" Deep - 45 Degree Insulated Airfoil Blade

Standard Construction

Material: Mill finish 6063-T5 extruded aluminum.

Frames: 12" deep x 0.081" thick (305 x 2) channel.

Blades: 45o x 0.081" (2) thick J-style with a 26 ga. (0.55) thick perforated backing packed with noncombustible insulating material.

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

Screen Frame: Removable.

Mullion: Visible.

Minimum Size: 12" x 36" (305 x 914)

Maximum Size:
Single Section: 60" x 120" (1524 x 3048)
Multiple Section: Unlimited


Free Area: 4.2 ft2 (0.39 m2)


Performance @ Beginning Point of Water Penetration

Free Area Velocity: 999 fpm (5.08 m/s)

Air Volume Delivered: 4196 cfm (1.98 m3/s)

Pressure Loss: 0.09 in. wg. (15 Pa)


Velocity @ 0.15 in. wg. Pressure Loss: 1300 fpm (6.60 m/s)

Design Load: 30 psf

Click to view or check box to add to cart