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Dayton

Damper, Backdraft

product price: $53.39
/ea
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Key Features

  • Type Wall Mount, Supply
  • Damper Size (In.) 12 x 12
  • Overall Size (In.) 14-3/4 x 14-3/4
  • Includes Felted Edges for Quiet Operation
  • Outside Flange (In.) 14-3/4 x 14-3/4
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Product Information

Dimensions

Damper Size (In.) 12 x 12
Overall Size (In.) 14-3/4 x 14-3/4
Flange Width (In.) 1 3/8 in
Rough Opening Length 11 1/2 in
Overall Length 4 1/2 in
Flange Width 1 1/2 in
Rough Opening Width 12.5 in
Fits Fan Diameter 12 in
Frame Depth 1 5/8 in
Rough Opening Diameter 12 1/2 in
Overall Width 14 3/4 in
Overall Height 14 3/4 in

Details

Item 14.75"H-W 4.5"L Aluminum Backdraft Dampr
Type Wall Mount, Supply
Includes Felted Edges for Quiet Operation
Outside Flange (In.) 14-3/4 x 14-3/4
Max. Velocity (FPM) 2,000 fpm
Use w/Dayton Ventilators 4HZ46, 4HZ47
Construction Material 16-gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel Hardware
Switch Action Normally Closed
Blade Material Thickness 26 ga
Flange Type Front Flange
Minimum Ambient Temperature -40 Degrees F
Blade Type Flat Blade
Closure Velocity Rating 2,250 fpm
Damper Type Static
Damper Application Backdraft
Counterbalanced Yes
Maximum Ambient Temperature 180 Degrees F
Blade Material Aluminum
Blade Seal Material Felt
Mounting Position Vertical
Series CWV
Number of Panels 1
Opening Type Spring
Closure Type Gravity
Rough Opening Shape Square
Airflow Direction Horizontal; Vertical
Maximum Pressure 1 in wc
Single Acting/Double Acting Single Acting
Tie-Rod Material Galvanized Steel Frame and Tie Rods
Free Area 0.7 sq ft
Maximum Air Velocity 2250 fpm
Frame Material Aluminum
Frame Material Thickness 0.1 in
Blade Orientation Parallel Blades
For Duct Shape Square
Damper Finish Mill Finish
Frame Less Flange 12
Bushing Material Stainless Steel

Description

14.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2250 fpm, Overall Height 14 3/4 in, Rough Opening Diameter 12 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 12 in, For Duct Shape Square, Free Area 0.7 sq ft, Overall Width 14 3/4 in, Frame Material Thickness 0.1 in, Overall Length 4 1/2 in, Connection Type Not Applicable, Frame Depth 1 5/8 in

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