8 In.dia Steel Snap-On Control Damper, Damper Application Control, For Nominal Duct Diameter 8 in, Frame Material Not Applicable, Number of Panels Not Applicable, Maximum Air Velocity 1200 fpm, Overall Height Not Applicable, Rough Opening Diameter...
8 In.dia Steel Snap-On Control Damper, Damper Application Control, For Nominal Duct Diameter 8 in, Frame Material Not Applicable, Number of Panels Not Applicable, Maximum Air Velocity 1200 fpm, Overall Height Not Applicable, Rough Opening Diameter...