Dayton 4F952


Louver, Intake, 18-24 In, Aluminum

4F952 47439
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$177.42 + 3 Business Day Shipping $11.70

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ItemIntake Louver
TypeFixed Height, Adjustable Width
Max. Exhaust (CFM)1500
Max. Intake (CFM)1050
Inside Height (In.)18
Outside Height (In.)22
Inside Width (In.)18 to 24
Outside Width (In.)22 to 28
Min. Wall Opening (In.)18H x 18W
Flange Width (In.)2
Mounting Hole Size (In.)9/32 x 1/2
Number of Blades2
Free Area (Square-Ft.)0.730 to 0.980
Max. Velocity (FPM)3000
Blade Angle (Deg.)45
Construction Material0.040" Aluminum
For Use With Intake or Exhaust Applications
Includes Bird Screen and Screen Fasteners
Weight 7.850000


Intake Louver, Fixed Height, Adjustable Width, Max Exhaust 1500 CFM, Max Intake 1050 CFM, Inside Height 18 In, Outside Height 22 In, Inside Width 18 to 24 In, Outside Width 22 to 28 In, Min Wall Opening 18H x 18W In, Flange Width 2 In, Mounting Hole Size 9/32 x 1/2 In, Free Area 0.73 to 0.98 Square-Ft, Max Velocity 3000 FPM, Construction Material 0.040 Inch Aluminum, For Use With Intake or Exhaust Applications, Includes Bird Screen and Screen Fasteners

0.040" Aluminum
  • Fixed-Height Adjustable-Width Intake/Exhaust Louvers
  • For extra corrosion-resistance in problem environments. 4" deep, 0.04" aluminum frame has 2" flange.
  • Tabbed louvers lock securely into frame, providing smooth finish and clean appearance. 9/32" x 1/2" oblong mounting holes. Blades are set at a 45 angle, 4" spacing. Use multiple louvers when larger sizes are needed. Each includes 2 x 2" bird screen and fasteners.

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