STANDARD SPECIFICATIONS

• FRAME: .080 6063T5 extruded aluminum.
• BLADES: .080 6063T5 extruded aluminum
• BIRDSCREEN: .051 x 3/4" diamond pattern expanded aluminum.
• FINISH: Standard Mill.
• MAXIMUM SINGLE SECTION: 72" x 96"
• MINIMUM SIZE: 8" x 12"
• NOTE: A and B are opening dimensions. Unless otherwise specified, louvers are made 1/4" undersize.

OPTIONS

• -31 Flange.
• -32 Multiple Section
• -34 Buck Frame (Requires flanged louver).
• -35 Sill Extension.
• -40 Standard screen in removable frame.
• -42 18 x 16 Mesh aluminum insect
• -43 18 x 16 Mesh bronze insect screen
• -44 1/2" x 1/2" x 16 Gauge S.S. Screen
• -45 1/2" x 1/2" x .063 Aluminum screen
• -85 .125 6063T6 extruded aluminum construction.
• -89 Sleeve.

Air Performance data reflects both intake and exhaust modes.

It is possible for moisture to penetrate louvers under adverse atmospheric
conditions. For critical applications, drained ductwork or other means of
drainage is recommended.

TEST UNIT SIZE 48" X 48" (15 Min. Duration)
Data shown does not include the effect of a birdscreen. Graphs are corrected to standard air density .075 lb. per cubic foot.
RECOMMENDED MAXIMUM INTAKE FREE AREA VELOCITY 700 F.P.M.

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