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Ventilates up to 2400 sq. ft., Upgraded 20 Watt solar panel
Ventilates up to 1550 Square Feet
Upgraded Solar Controller Included
12 watt panel
Ventilates up to 2400 square feet of attic space with a single fan
For Use With U.S. Sunlight Solar Powered Attic Fans or All Purpose Ventilator, remote control of temperature sensor on the remote, limits the amount of electricity used to power the fan, so it is a perfect alternative to traditional electric powered vents, monitors both attic temperature and humidity optimizing your fans operation for maximum performance in all weather conditions.