The SunRise™ is a unique, solar-powered vent fan that pulls the heat right out of your attic. These solar attic fans are powerful enough to protect an entire home.The Gable Mounted Solar Attic Fan converts any existing vent into a solar-powered vent. The unit uses the most advanced solar panels to collect and deliver power directly from the sun to a highly efficient 12-volt DC motor inside the power vent. With its 12 inch balanced-hub, aluminum fan blade, the SunRise solar attic fan forcibly expels hot air, providing fresh, cool air to keep your attic from overheating.The tough, weather-resistant panels collect solar energy even in reduced light and poor weather conditions and provide maximum cooling effect when it's needed most: in the middle of the day.Comes complete ready for installation with solar panel, fan and fan shroud, 15 feet of wiring, mounting hardware. Mounts inside attic behind a louvered gable vent or underneath an existing vent or turbine. Optional Thermostat available for an additional $30. Thermostat turns fan on at 80 degrees. Once temperature cools to 65 degrees, the fan will automatically shut off. Our Price: $599.00