• Product Category
  • Louver
  • Application
  • Stationary
  • Frame Material
  • Galvanized G-90
  • Frame Thickness
  • 18 ga
  • Blade Material
  • Galvanized G-90
  • Blade Thickness
  • 18 ga
  • Blade Type
  • Drainable
  • Blade Angle
  • 45
  • Frame Depth
  • 4"
  • Free Area %
  • 43.31
  • Intake Exhaust
  • Both
  • Max Velocity FPM
  • 1100
  • Rectangular Square Shape
  • Yes
  • Round Shape
  • No
  • Triangular Shape
  • No
  • Options
  • - 31
  • Flange
  • - 46
  • 3/4" Expanded Aluminum Birdscreen (Removable)
  • - 45
  • 1/2" x 1/2" x .063 Aluminum Screen (Removable)
  • - 40
  • Standard Screen in Removable Frame
  • - 41
  • 1/2" x 1/2" 16 Gauge Galv. Screen (Removable)
  • - 87
  • 304 Stainless Steel Construction
  • - 42
  • 18 x 16 Mesh Aluminum Insect Screen (Removable)
  • - 43
  • 18 x 16 Mesh Bronze Insect Screen (Removable)
  • - 86
  • Aluminum Construction (.063" Aluminum)
  • - 44
  • 1/2" x 1/2" x 16 Gauge S.S. Screen (Removable)
  • - 47
  • 1/2" x 1/2" x 19 Gauge PV C Coated Birdscreen
  • - 89G
  • Sleeve, up to 16" deep , 18 Ga Galv., Speciify ( MIn. List $75)
  • - 48
  • 18 x 14 Mesh Stainless Steel Insect Screen
  • - 33
  • Continuous Line (Hidden Mullions)
  • - 34
  • Buck Frame (Requires Flanged Louver)
  • - 35
  • Sill Extension (Min. List $40.00)
  • - 36
  • Tack-Welded Construction
  • - 37
  • Riveted and Welded Construction
  • - 81
  • 16 Gauge Construction
  • - 82
  • 14 Gauge Construction
  • - 83
  • 12 Gauge Construction (Requires Option #36)
  • - 88
  • Paint Grip Material Construction

 

TEST UNIT SIZE 48" X 48" (15 Min. Duration) 
Data shown does not include the effect of a 1/2" x 1/2" x 19 ga. galvanized birdscreen. Graphs are corrected to standard air density .075 lb. per cubic foot. 
RECOMMENDED MAXIMUM INTAKE FREE AREA VELOCITY 1100 F.P.M.