Home / Backdraft Damper, Vert/Horiz Mtg, 19 3/4Sq
Backdraft Damper, Vert/Horiz Mtg, 19 3/4Sq
Backdraft Damper, Vert/Horiz Mtg, 19 3/4Sq
Backdraft Damper, Vert/Horiz Mtg, 19 3/4Sq

Backdraft Damper, Vert/Horiz Mtg, 19 3/4Sq

  • Dayton
  • 19.8 In.H-W 4.5 In.L Alu Spring Bkdrft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 20 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 19 3/4 in, Rough Opening Diameter 20 in, Rough Opening Shape Square, Fits Fan Diameter 20 in, For Duct Shape Square, Free Area 2.5 sq ft, Overall Width 19 3/4 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 20 in, Maximum Pressure 1 in wc

    graingerSKU: 3HHL6, mscSKU: , zoro_no: G0541581, mongo_id: 65bbe6ea3aaddbd5a90611a4

Web Price
$83.36 / each
Qty

Product Details

Not Applicable
Horizontal; Vertical
Aluminum Blade w/ Felt Seal
Aluminum
26 ga
Parallel Blades
Felt
Flat Blade
Nylon
Spring
2,000 fpm
G-90 Galvanized Steel Frame and Aluminum Blades
No
United States
Backdraft
Mill Finish
19-3/4 x 19-3/4
Dynamic
20 in
None
Not Applicable
Square
Not Applicable
20 in
2 in
19 3/4
Galvanized Steel
20 ga
2.5 sq ft
Not Applicable
Pre-Punched Conduit Hole Knock-Out; Felted Edges for Quiet Operation
2,000 fpm
2000 fpm
180 Degrees F
1 in wc
-40 Degrees F
Horizontal; Vertical
1
Motorized
19-3/4 x 19-3/4
Not Applicable
19 3/4 in
4 1/2 in
19-3/4 x 19-3/4
19 3/4 in
1
Not Applicable
20 in
20 in x 20 in
20 in
Square
20 in
Not Applicable
411
Single Acting
Normally Closed
No Flange, Horizontal or Vertical Mount

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