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    Louver Damper, Adjustable, 24H x 36W

  • Item # 20UA25
  • Mfr. Model # 20UA25
Louver Damper, Adjustable, 24H x 36W
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Product Details

Designed to protect air intake and exhaust openings from rain and weather while still providing excellent air flow. Mill-finish extruded aluminum drainable frame is 4 deep, 0.081" thick, and has 45° fixed louvers spaced on 4" centers, with pivoting louvers and TPV seals for weathertight closure. Includes 1/2" flattened birdscreen in removable frame mounted on interior. Standard manually-operated linkage kit for opening and closing. Unit also comes with a flange kit that speeds installation by eliminating the need for site-fabricating flashing, while providing weather protection by covering small gaps in installations. Presized aluminum extrusion construction with prepunched mounting holes; mounting hardware included. Optional Motor Kit No. 5NKP0 is sold separately.
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Technical Specifications

Item # 20UA25
Mfr. Model # 20UA25
UNSPSC #40101504
Catalog Page 2935
Shipping Weight 32.4 lbs
Country of Origin USA *
Item Combination Louver Damper
Louver Type Drainable with Flange Kit
Louver Max. Exhaust 3733 cfm
Louver Max. Intake 2610 cfm
Intake Louver Outside Height 26-1/2"
Intake Louver Inside Width 33"
Louver Free Area 2.120 sq. ft.
Louver Material Extruded Aluminum
Louver Item Combination Louver Damper
Min. Wall Opening (In.) 24H x 36W
Flange Width (In.) 1-1/2
Number of Blades 4
Inside Height (In.) 18
Max. Velocity (FPM) 3000
Outside Width (In.) 35-1/2
Blade Angle (Deg.) 45/90
For Use With Intake or Exhaust Applications
Includes Bird Screen
* This product's country of origin is subject to change

Compliance and Restrictions

This item is restricted for international sale.