12 in Backdraft Damper / Wall Shutter, 14-1/2 in x 14-1/2 in DESCRIPTION_UPDATE zoro_no: G5167449

zoro_no: G5167449

zoro_no: G7320577

mongo_id: 65bbe97a22d7a989a9959802

zoro_no: G7424159

mongo_id: 65bbe6dd3aaddbd5a905ad02

12 in Backdraft Damper / Wall Shutter, 14-1/2 in x 14-1/2 in DESCRIPTION_UPDATE zoro_no: G516744917 In. H W 5. 75 In. L Aluminum Wall Shutter, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2500 fpm, Overall Height 17 in, Rough Opening Diameter 14 1 2 in, Rough Opening Shape Square, Fits Fan Diameter 12 in, For Duct Shape Not Applicable, Free Area 0. 9 sq ft, Overall Width 17 in, Frame Material Thickness 0. 8 in, Overall Length 5 3 4 in, Connection Type Not