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Damper, Roof

Damper, Roof

  • Dayton
  • 52 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 52 in, Rough Opening Diameter 50 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 48 in, For Duct Shape Square, Free Area 15.4 sq ft, Overall Width 52 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 49 1/2 in

    graingerSKU: 4HX71, mscSKU: , zoro_no: G2233804, mongo_id: 65bbe7ee9a749db822765bcc

Web Price
$391.24 / 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
50 x 50
Static
48 in
Rear Flange
1 in
1 in
Square
Not Applicable
Not Applicable
2 in
50
Galvanized Steel
20 ga
15.4 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
52 x 52
Not Applicable
52 in
4 1/2 in
52 x 52
52 in
1
Not Applicable
50 1/2 in
49 1/2 in x 50.5 in
49 1/2 in
Square
50.5 in
Not Applicable
Single Acting
Normally Closed
Roof Mount, Exhaust
4HX90

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