Agricultural Exhaust Fan, Assembled Assembled, Blade Diameter 24 in, Blade Material Steel, Drive Type Direct Drive, Exhaust Airflow @ 0.000 in SP 5, 618 cfm, For Cut-Out Height 30 in, For Cut-Out Width 30 in, For Maximum Wall Thickness 8 in, For Minimum Wall Thickness 6 in, Frame Finish Galvanized, Frame Material Steel, Guard Finish Zinc Plated, Guard Material Steel, Guard Type Exhaust, Housing Material Steel, Housing Finish Galvanized, Includes Mesh Screen, Includes Dehumidistat No. This item has been restricted from sale in the following state (s): []