Tubeaxial Fan, Blade Diameter 24 in, Maximum Motor Horsepower 3 hp, Minimum Motor Horsepower 1/2 hp, Maximum Motor Speed 1,910 RPM, Minimum Motor Speed 1,062 RPM, Maximum Airflow 10,310 cfm, Minimum Airflow 5,730 cfm, Maximum Static Pressure 3/4 in wc, For Air Type Corrosive Vapor, Assembly Unassembled, Blade Material Stainless Steel, Housing Material Stainless Steel, Number of Blades 6, Standards AMCA Sound and Air, Bolt Circle Diameter 25 3/4 in, Includes Drive Package No, Includes Motor No