Fan Blade, Cast Aluminum, Propeller Dia 12 In, Blade Material Cast Aluminum, Number of Blades 4, Bore Dia. 1/2 In, Motor HP 1/4, Motor RPM 1725, Rotation Facing Discharge CW, Number of Set Screws 2, CFM @ 0.000-In SP 1180, @ 0.125-In SP 875, @ 0.250-In SP 585, INCLUDES 2 SET SCREWS |