Drainable Louver - 4" Deep - 37-1/2 Degree Drainable Blade - Extruded Aluminum - EFD-437

Standard Construction

Material: Mill finish 6063-T5 extruded aluminum.

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

Blades: 37-1/2^o x 0.081" (2) thick drainable style.

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

Mullion: Visible.

Minimum Size: 4.5" x 7" (114 x 178)

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

Ratings

Free Area: 9.3 ft² (0.86 m²)

Performance @ Beginning Point of Water Penetration

Free Area Velocity: 903 fpm (4.58 m/s)

Air Volume Delivered: 8398 cfm (3.96 m³/s)

Pressure Loss: 0.13 in. wg. (32 Pa)

Velocity @ 0.15 in. wg. Pressure Loss: 990 fpm (5.03 m/s)

Design Load: 30 psf

AMCA Certified for Water Penetration and Air Performance