DAYTON 2TGA2 Square Fire Damper,7-3/4 In. W,165 Deg F
$55.19
7.75 In.H-W 3.7 In.L Square Gravity Fire Dampr, Damper Application Fire, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity None, Overall Height 7 3/4 in, Rough Opening Diameter Not Applicable, Rough Opening Shape Square, Fits...