DAYTON 3HGJ5 Square Fire/Smoke Damper,11-3/4 In. H
$556.99
11.75 In.H 16 In.L 12 In.W Motrzd Fire/Smke Dampr, For Nominal Duct Diameter Not Applicable, Damper Application Fire and Smoke, Number of Panels 1, Overall Height 11 3/4 in, Overall Length 16 in, Rough Opening Shape Square, For Duct Shape Square,...