Do Adding Solar Panels Reduce Attic Temperature

Do solar panels keep your roof and attic cooler.

Do adding solar panels reduce attic temperature.

Ad the infrared rays from the sun are powerful. April 19 2019 posted in. If you re looking to improve your energy use check out these five different ways to make your attic more energy efficient. Radiant barriers are utilized to reduce summer heat gain in attics.

White shingles reflect more of the incident solar radiation and stay cooler. By shading your roof solar panels can lower the temperature of your home by several degrees. The color of the shingles you choose for your build can have a significant impact on the building s energy efficiency. Increasing summer energy consumption and cooling costs.

Attics heat up when the sun s radiant energy heats the shingles and the heat is transferred to the interior attic space through the roofing materials via conduction. The color shingles your clients choose can have significant effect on the temperature of the upper levels of the building. The solar attic fans all moved less than 1 000 cubic feet of air per minute cfm and they did nothing to lower the temperature inside my own attic. The temperature of the attic space increases and that heat is transferred to the building below.

The graph is from page 30. At first glance it can seem counter intuitive. 5 ways to make your attic more energy efficient. A solar panel array on the roof helps to block direct solar radiation and therefore lowers the roof deck temperature as well as heat gain into the attic.

In fact the researchers determined that the savings from reduced cooling amount to a 5 percent discount on the solar panels price. This can significantly reduce cooling costs over the life of the solar panels. They don t show the attic temperatures here but if the shingles are cooler the attic is cooler. You can read more about this in fsec s literature review of attic ventilation pdf.

Attic temperatures can vary as much as 20 to 40 degrees f which in turn can reduce energy consumption by 20.