DAYTON 2TGA1 Square Fire Damper,5-3/4 In. W,165 Deg F
$57.49
0 In.dia Galvanized Steel Fire Damper, Damper Application Fire, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity None, Overall Height 5 3/4 in, Rough Opening Diameter Not Applicable, Rough Opening Shape Square, Fits Fan...