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  11. Backdraft Damper, Vert/Horiz Mtg, 15 3/4Sq
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Backdraft Damper, Vert/Horiz Mtg, 15 3/4Sq

product price: $50.39
/ea
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Key Features

  • Type No Flange, Horizontal or Vertical Mount
  • Damper Size (In.) 15-3/4 x 15-3/4
  • Overall Size (In.) 15-3/4 x 15-3/4
  • Includes Pre-Punched Conduit Hole Knock-Out; Felted Edges for Quiet Operation
  • Outside Flange (In.) 15-3/4 x 15-3/4
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Product Information

Dimensions

Damper Size (In.) 15-3/4 x 15-3/4
Overall Size (In.) 15-3/4 x 15-3/4
Overall Length 4 1/2 in
Overall Width 15 3/4 in
Overall Height 15 3/4 in
Rough Opening Width 16 in
Frame Depth 2 in
Rough Opening Diameter 16 in
Rough Opening Length 16 in
Fits Fan Diameter 16 in
For Nominal Duct Diameter 16 in

Details

Item 15.8"H-W 4.5"L Alu Spring Bkdrft Dampr
Type No Flange, Horizontal or Vertical Mount
Includes Pre-Punched Conduit Hole Knock-Out; Felted Edges for Quiet Operation
Outside Flange (In.) 15-3/4 x 15-3/4
Max. Velocity (FPM) 2,000 fpm
Construction Material G-90 Galvanized Steel Frame and Aluminum Blades
Single Acting/Double Acting Single Acting
Bushing Material Nylon
Maximum Ambient Temperature 180 Degrees F
Frame Less Flange 15 3/4
Flange Type None
Damper Type Dynamic
Mounting Position Horizontal; Vertical
Switch Action Normally Closed
Minimum Ambient Temperature -40 Degrees F
Series 411
For Duct Shape Square
Closure Type Spring
Closure Velocity Rating 2,000 fpm
Blade Material Thickness 26 ga
Damper Finish Mill Finish
Maximum Air Velocity 2000 fpm
Frame Material Galvanized Steel
Maximum Pressure 1 in wc
Damper Application Backdraft
Counterbalanced No
Blade Material Aluminum
Blade Orientation Parallel Blades
Blade Type Flat Blade
Opening Type Motorized
Rough Opening Shape Square
Free Area 1.6 sq ft
Number of Panels 1
Frame Material Thickness 20 ga
Airflow Direction Horizontal; Vertical
Blade Seal Material Felt

Description

15.8 In.H-W 4.5 In.L Alu Spring Bkdrft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 16 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 15 3/4 in, Rough Opening Diameter 16 in, Rough Opening Shape Square, Fits Fan Diameter 16 in, For Duct Shape Square, Free Area 1.6 sq ft, Overall Width 15 3/4 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 16 in, Maximum Pressure 1 in wc

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