Air Vent Power Roof Ventilator 14" Fan 25" Dia. 2100 Sq Ft Max. 1500 Cfm 1/6 Hp 325 W 4.3 Amp Adjustale thermostat from 60 - 120 degrees 5 yr. Replacement Plus Protection 5 sq. ft. of intake air needed Limited lifetime warranty 1/6 HP, 325W, 4.3 amps