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Damper, Roof Mount
Damper, Roof Mount
Damper, Roof Mount

Damper, Roof Mount

  • Dayton
  • 25 In.H-W 4.5 In.L Aluminum Backdraft Damper, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2250 fpm, Overall Height 25 in, Rough Opening Diameter 23 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 20 in, For Duct Shape Square, Free Area 2.9 sq ft, Overall Width 25 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 22 1/2 in

    graingerSKU: 4HX67, mscSKU: , zoro_no: G1847526, mongo_id: 65bbe72f3aaddbd5a907dbc6

Web Price
$113.99 / each
Qty

Product Details

Not Applicable
Vertical
Aluminum Blade w/ Felt Seal
Aluminum
Parallel Blades
Felt
Flat Blade
Nylon
Gravity
2,250 fpm
Aluminum Blades, G-90 Galvanized Steel Frame, Nylon Bushings and Galvanized Steel Tie Rods., Stainless Steel Pivot Pins
No
United States
Backdraft
23 x 23
Static
20 in
Rear Flange
1 in
1 in
Square
Not Applicable
Not Applicable
2 in
23
Galvanized Steel
20 ga
2.9 sq ft
Not Applicable
Pre-Punched Conduit Hole Knock-Out; Felted Edges for Quiet Operation
2,250 fpm
2250 fpm
180 Degrees F
1 in wc
Horizontal
1
25 x 25
Not Applicable
25 in
4 1/2 in
25 x 25
25 in
1
Not Applicable
23 1/2 in
22 1/2 in x 23.5 in
22 1/2 in
Square
23.5 in
Not Applicable
Single Acting
Normally Closed
Roof Mount, Exhaust
4HX85, 4HX86, 4HX96, 4HX97, 4HZ56, 4HZ57, 4YC50, 4YC51, 4YC76-77

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