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 > Non-Drainable > EFY-245

Model EFY-245

Extruded Aluminum Louver
2" Deep - 45 Degree Inverted Y-Blade

The EFY-245 extruded aluminum louver is designed for intake and exhaust application where protection against water infiltration is not critical. The EFY-245 is well suited for special shape applications and is available with hidden mullions for a continuous blade appearance of multiple section assemblies. The EFY-245 is available in a wide array of anodized and painted finishes including custom color matching.


EFY-245 2" Deep - 45 Degree Inverted Y-Blade

Standard Construction

Material: Mill finish 6063-T5 extruded aluminum.

Frames: 2" deep x 0.060" thick (51 x 1.5) channel.

Blades: 45o x 0.060" (1.5) inverted Y style.

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

Mullion: Visible.

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

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


Free Area: 4.9 ft2 (0.46 m2)


Performance @ Beginning Point of Water Penetration

Free Area Velocity: 679 fpm (3.45 m/s)

Air Volume Delivered: 3351 cfm (1.58 m3/s)

Pressure Loss: 0.34 in. wg. (86 Pa)


Click to view or check box to add to cart