Broan solar powered attic ventilators use energy from the sun to operate and require no additional electricity which means you save up to 180 per year that you might pay to operate an electric powered attic ventilator depending on your local electric rates size of attic climate etc.
Broan attic fan solar.
All attic ventilators powered or solar vent hot air built up within the attic but a solar unit offers additional benefits not possible with a powered product.
Broan 537 cfm solar powered attic ventilator surface mount black.
Because a broan solar pav turns on at dawn it goes to work immediately first to eliminate the moisture that has built up from the cool overnight air and second to prevent heat concentration before it has a chance to build up to the point of convection.
The broan 537 cfm solar powered black gable mount attic vent 345gobk removes heat from the attic in summer and helps prevent moisture and ice dams in the winter without using any electricity.
It also helps to lower energy costs by reducing running time of air conditioners.
Broan 537 cfm solar powered attic ventilator surface mount black.