DAYTON 4HX76 Damper,Backdraft($64.99Value)

Description

16.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2250 fpm, Overall Height 16 3/4 in, Rough Opening Diameter 14 1/2...