DAYTON 3HHL5 Backdraft Damper For 16 in Fan, Single Panel, 4-1/2 in L x 15-3/4
$50.99
15.8 In.H-W 4.5 In.L Alu Spring Bkdrft Dampr, Damper Application Backdraft, For Nominal Duct Diameter 16 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 15 3/4 in, Rough Opening Diameter 16 in,...