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Louver Damper, Adjustable, 18H x 18W
Mfr # 20UA21
Zoro # G8485662
product price:Â
$
517.99
/ea
Free Shipping & Returns
Key Features
Louver Type
Combination
Min. Wall Opening (In.)
18H x 18W
Max. Velocity (FPM)
3,000 fpm
Louver Material
Extruded Aluminum
Inside Height (In.)
12 in
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Specifications
Product Information
- MFR #
- 20UA21
- Zoro #
- G8485662
- UPC #
- 190735154519
- Country of Origin
- United States
Dimensions
- Inside Height (In.)
- 12 in
- Intake Louver Inside Width
- 15 in
- Outside Width (In.)
- 20 1/2 in
- Intake Louver Outside Height
- 20 1/2 in
- Flange Width (In.)
- 1 1/2 in
- Outside Height
- 17 1/2 in
- Outside Width
- 17 1/2 in
- Rough Opening Height
- 18 in
- Rough Opening Width
- 18 in
- Inside Height
- 16 1/2 in
- Flange Width
- 1 1/2 in
- Inside Width
- 15 3/4 in
Description
21 In.H 21 In.W Drnbl Extrd Alu Combo Dmpr, Louver Type Combination, Frame Type Flanged, Outside Height 17 1/2 in, Outside Width 17 1/2 in, Rough Opening Height 18 in, Rough Opening Width 18 in, Louver Maximum Intake 779 cfm, Maximum Exhaust 1,114 cfm, Flange Width 1 1/2 in, Free Area 0.7 sq ft, Beginning Point of Water Penetration 1,118 fpm, Maximum Air Velocity 3,000 fpm, Blade Angle 45 Degrees , Material Aluminum, Inside Height 16 1/2 in, Inside Width 15 3/4 in, Number of Blades 3
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