Whole House Fan Direct Drive Reversible 3 Speed Blade Dia 20 In. CFM High 3560 CFM Medium 3120 CFM Low 2510 Fan RPM 1600/1450/1100 Fan Voltage 120VAC 60 Hz 1 Phase Amps 1.4/1.2/1.0 Watts 170/145/115 Height (In.) 26-1/2 Width (In.) 26-5/8 Depth (In.) 11 Coverage (Square-Ft.) 1000 Power Cord Length (Ft.) 6 Motor Type Permanent Split Capacitor Bearing Type Ball