Louver Damper, Adjustable, 18H x 18W
Mfr # 20UA21
Zoro # G8485662
product price: $517.99
/ea
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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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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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