Natural Light Solar Attic Fan Vent Roof Mount, 36 Watt Black 36-Watt with Capacity up to 1628 CFM for up to 2625 Sq. Ft. Attic space. Black Color Powder-coated Heavy Gauge Aluminum - Commercial Grade Quality throughout. Easily Installed with No Wiring Required. Qualifies for Solar Tax Credits and Made in USA. 25-Year Manufacturer's Warranty on Solar Panel, Fan Motor and Housing.