Do Solar Panels Cool Attic

According to a team of researchers at the uc san diego jacobs school of engineering the solar panels sprouting on increasing numbers of residential and commercial rooftops around the world aren t.

Do solar panels cool attic. The researchers have focused on white solar panels not just because of the versatility of the color but because white solar panels would stay cooler which boosts their efficiency and using. The fan blades spin but they don t lower the attic temperature at all. The researchers found that solar panels can lower a roof s temperature by 5 degrees fahrenheit or about 3 degrees celsius. By shading your roof solar panels can lower the temperature of your home by several degrees.

You can read more about this in fsec s literature review of attic ventilation pdf. Installing solar panels will block this sunlight from hitting your roof thereby preventing heat from entering your house. Before considering solar attic fans you will want to think about how much direct sunlight your solar panel will receive each day. They don t show the attic temperatures here but if the shingles are cooler the attic is cooler.

This can significantly reduce cooling costs over the life of the solar panels. This is a solar panel supplying free electricity to the attic fan under the silver dome on the rear roof. Air movement can be a significant problem with some models. Do solar panels keep your roof and attic cooler.