DAYTON 3HHR3 30 in Whole House Fan Economy Ceiling Shutter / Ceiling Shutter
$116.99
32 In.H-W Aluminum Spring Backdraft Damper, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 32 in, Rough Opening Shape Square, Fits Fan Diameter 30 in, Free Area 5.3 sq ft, Overall Width 32 in, Frame Material...