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Pottorff > Louvers and Penthouses > Louvers and Penthouses > Drainable > ERD-645

Model ERD-645

Extruded Aluminum Louver
6" Deep - 45 Degree Recessed Drainable Blade

The ERD-645 recessed drainable blade louver combines the water penetration of standard drainable blades with a continuous drainable blade design by incorporating an ingenious recessed mullion and downspout. The ERD-645 is available in a wide array of anodized and painted finishes including custom color matching and is ideally suited for large width penetrations.

ERD-645 6" Deep - 45 Degree Recessed Drainable Blade

Standard Construction

Material: Mill finish 6063-T5 extruded aluminum.

Frames: 6" deep x 0.081" thick (152 x 2) channel.

Blades: 45o x 0.081" (2) thick recessed drainable style.

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

Mullion: Visible.

Minimum Size: 4.5" x 9" (114 x 229)

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


Free Area: 8.1 ft2 (0.75 m2)


Performance @ Beginning Point of Water Penetration

Free Area Velocity: 990 fpm (5.03 m/s)

Air Volume Delivered: 8059 cfm (3.80 m3/s)

Pressure Loss: 0.11 in. wg. (27 Pa)

Design Load: 30 psf

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