Ultra Low-Profile 24-watt Natural Light Solar Attic Fan Fixed Built-In 24-Watt Solar Module for Ultra-Low Profile. Black housing with Black background for lower visual impact. Designed for use on pitched Fiberglass-Asphalt shingle roofs. Industry leading Manufacturer's 25-Year Warranty on solar module, motor and housing. Runs directly from attached solar module no wiring required (optional thermostat sold separately).