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Dayton

Damper, Backdraft

original price: $36.69
2% off
new price: $35.79
/ea
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Key Features

  • Type Wall Mount, Supply
  • Damper Size (In.) 8 x 8
  • Overall Size (In.) 10-3/4 x 10-3/4
  • Outside Flange (In.) 10-3/4 x 10-3/4
  • Max. Velocity (FPM) 2,000 fpm
See all product information

Product Information

Dimensions

Damper Size (In.) 8 x 8
Overall Size (In.) 10-3/4 x 10-3/4
Flange Width (In.) 1 3/8 in
Rough Opening Length 8 in
Overall Length 4 1/2 in
Fits Fan Diameter 8 in
Flange Width 1 1/2 in
Frame Depth 1 5/8 in
Rough Opening Width 8 in
Overall Height 10 3/4 in
Overall Width 10 3/4 in

Details

Item 10.75"H-W 4.5"L Aluminum Backdraft Dampr
Type Wall Mount, Supply
Outside Flange (In.) 10-3/4 x 10-3/4
Max. Velocity (FPM) 2,000 fpm
Use w/Dayton Ventilators 4HZ34, 4HZ35
Includes Felted Edges for Quiet Operation
Construction Material 16-gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel Hardware
Opening Type Spring
Damper Type Static
Frame Material Aluminum
Blade Type Flat Blade
Closure Type Gravity
Closure Velocity Rating 2,250 fpm
Bushing Material Stainless Steel
Blade Material Aluminum
Switch Action Normally Closed
Frame Material Thickness 0.1 in
Single Acting/Double Acting Single Acting
Mounting Position Vertical
Minimum Ambient Temperature -40 Degrees F
Blade Seal Material Felt
Blade Orientation Parallel Blades
Maximum Ambient Temperature 180 Degrees F
Maximum Air Velocity 2250 fpm
Tie-Rod Material Galvanized Steel Frame and Tie Rods
Number of Panels 1
Airflow Direction Horizontal; Vertical
For Duct Shape Square
Damper Finish Mill Finish
Rough Opening Shape Square
Maximum Pressure 1 in wc
Damper Application Backdraft
Free Area 0.3 sq ft
Frame Less Flange 8
Blade Material Thickness 26 ga
Series CWV
Counterbalanced Yes
Flange Type Front Flange

Description

10.75 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 10 3/4 in, Rough Opening Diameter Not Applicable, Rough Opening Shape Square, Fits Fan Diameter 8 in, For Duct Shape Square, Free Area 0.3 sq ft, Overall Width 10 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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