Dayton 3HHN4 - 10 in 13"H-W 5 1/4"L Aluminum Backdraft Damper, 10-1/2 in x 10-1/2 in, Aluminum
Dayton 3HHN4 - 10 in 13"H-W 5 1/4"L Aluminum Backdraft Damper, 10-1/2 in x 10-1/2 in, Aluminum
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13 In.H-W 5 1/4 In.L Aluminum Backdraft Damper, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2500 fpm, Overall Height 13 in, Rough Opening Diameter 10 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 10 in, For Duct Shape Not Applicable, Free Area 0.6 sq ft, Overall Width 13 in, Frame Material Thickness 0.8 in, Overall Length 5 1/4 in, Connection Type Not Applicable, Frame Depth 3 in
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