DAYTON 3HGN9 Volume Control Damper,8-1/4"D,10"DuctDia
$282.99
10 In.dia GSteel Manual Control Dampr, Damper Application Control, For Nominal Duct Diameter 10 in, Frame Material Steel, Number of Panels 1, Maximum Air Velocity 3000 fpm, Overall Height Not Applicable, Rough Opening Diameter 10 in, Rough Opening...