Best Roof Color For Energy Efficiency
A darker energy star rated roof will usually outperform a lighter roof that isn t designed with efficiency in mind.
Best roof color for energy efficiency. Cool roof coatings are white or special reflective pigments that reflect sunlight. Residential roofing options include asphalt shingles metal clay tiles and concrete tiles. Attic temperatures can vary as much as 20 to 40 degrees f which in turn can reduce energy consumption by 20.
If your house is white gray yellow or blue stick with gray or black shingles to create a stately looking contrast. Virginia tech presents a new scientific challenge to the widely held industry assumptions that white roofing is the most green option for. Cool colored metal roofing also contains pigments that reflect 20 to 90 percent.
Builders dealers diy framers. It is one of the best choices. The color of the shingles you choose for your build can have a significant impact on the building s energy efficiency.
Metal roofing tends to have the largest range of color choices and the best heat reflection values. Commercial cool roof options include bright white membranes and white coatings. In fact a high end kynar 500 white metal roof is energy star rated and classified as a cool roof by the cool roof rating council.
The color shingles your clients choose can have significant effect on the temperature of the upper levels of the building. You will want to consider the color of your roofing materials for more than aesthetic value. Composite and asphalt roofing.
There are different cool roof standards for commercial low slope roofs and residential steep slope roofs. Types of roof shingles. With natural siding like stone or earth toned vinyl opt for brown or tan shingles to coordinate with the exterior of the home.
Builder does roofing color impact energy efficiency. Lighter color roofs reflect sun s heat much better than darker colors. September 26 2018 posted in.
A study by the united. Lighter roof colors will reflect more of the sun s energy while darker colors tend to absorb heat which can then transfer to attics where it can seep down into the home. Cool colored tiles contain pigments that reflect 25 to 70 percent of solar energy depending upon the color.
Effects of roofing shingle color on energy efficiency. Another factor is climate. For red or yellow brick houses choose between black brown and gray shingles.
While lighter roofs can be a clear choice in the warmest climates homes in cooler climates are often better suited by a darker roof that can absorb a little free heat from the sun during winter.
