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Damper, Roof Mount

Damper, Roof Mount

  • Dayton
  • 41 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 41 in, Rough Opening Diameter 39 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 36 in, For Duct Shape Square, Free Area 8.9 sq ft, Overall Width 41 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 38 1/2 in

    graingerSKU: 4HX70, mscSKU: , zoro_no: G0826725, mongo_id: 65bbe81b22d7a989a98d8127

Web Price
$214.99 / 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
Yes
United States
Backdraft
39 x 39
Static
36 in
Rear Flange
1 in
1 in
Square
Not Applicable
Not Applicable
2 in
39
Galvanized Steel
20 ga
8.9 sq ft
Not Applicable
Pre-punched Conduit Hole Knock-out and Felted Edges For Quiet Operation
2,250
2250 fpm
180 Degrees F
1 in wc
Horizontal
1
41 x 41
Not Applicable
41 in
4 1/2 in
41 x 41
41 in
1
Not Applicable
39 1/2 in
38 1/2 in x 39.5 in
38 1/2 in
Square
39.5 in
Not Applicable
Single Acting
Normally Closed
Roof Mount, Exhaust
4HX89, 4HZ01

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