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Pottorff > Louvers and Architectural > Louvers and Architectural > Combination > EBE-445

Model EBE-445

Extruded Aluminum Louver
4" Deep - 45 Degree J-Blade BD-Exhaust

The EBE-445 combination louver features stationary blades and an integral gravity operated backdraft damper to protect exhaust air openings in exterior walls. The EBE-445 is available in a wide array of anodized and painted finishes including custom color matching.

EBE-445 4" Deep - 45 Degree J-Blade BD-Exhaust

Standard Construction

Material: Mill finish 6063-T5 extruded aluminum.

Frames: 4" deep x 0.081" thick (102 x 2) channel.

Blades: 45o x 0.081" (2) thick J-style BD exhaust.

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 Size:
Single Section: 48" x 120" (1219 x 3048)
Multiple Section: Unlimited

Ratings

Free Area: 7.9 ft2 (0.73 m2)

 

Performance @ Beginning Point of Water Penetration

Free Area Velocity: 689 fpm (3.50 m/s)

Air Volume Delivered: 5396 cfm (2.55 m3/s)

Pressure Loss: 0.10 in. wg. (25 Pa)

 

Velocity @ 0.15 in. wg. Pressure Loss: 850 fpm (4.32 m/s)

Design Load: 30 psf

 

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