30" Propeller 36"sq 115v 1/2-hp 2-speed exhaust fan

Airmaster Fan Model 18EPR16 115V 1-PH 1/9-HP 1050-RPM Totally Enclosed Motor 2504-CFM @0" S.P., 2345-CFM @0.05" S.P., 2149-CFM @0.10" S.P. 2035-CFM @0.125" S.P., 1553-CFM @0.20" S.P., 884-CFM @0.25" S.P. Percieved Preasure Sound 9.5/Sones @5' Can Be Shipped UPS Ground

Airmaster Fan Model H42V836-3 1-1/2-HP 230/460v 3-PH 1150-RPM Totally Enclosed Motor 15789-CFM @0" S.P., 15044-CFM @1/8" S.P, 14059-CFM @1/4" S.P. 13020-CFM @3/8" S.P., 11690-CFM @1/2" S.P. Percieved Pressure Sound 51.8/Sones @5'

Airmaster Fan Model H12V76-1 1/16-HP 125/230v 1-PH 1750-RPM Totally Enclosed Motor 1480-CFM @0" S.P., 1360-CFM @1/8" S.P, 1220-CFM @1/4" S.P. 886-CFM @3/8" S.P., 734-CFM @1/2" S.P. Percieved Pressure Sound 10.7/Sones @5' Can Be Shipped UPS Ground

Airmaster Fan Model EPRSM7 115V 1-PH 1/30-HP Totally Enclosed Motor 121-CFM @0" S.P, 60-CFM @1/8" S.P.  Perceived Pressure Sound 4.8/Sones @5'  Panel Size (Square) - 11-1/8 Inch Wall Opening (Square) - 8-1/2 Inch