Why Are House Roofs Black

A black metal roof serves as a great option if you are looking to replace your roof.

Why are house roofs black.

Metal roofs do not. The black streaks running down roofs are actually a hardy algae called gloeocapsa magma. It also keeps your house cooler. Although black lacks the degree of reflective qualities provided by lighter tones it can still serve as a viable color for your metal roof installation.

As black is obviously the darkest roof you can get this color will absorb the most heat and warm your home the most. In chicago s july 1995 heat wave a major risk factor in mortality was living on the top floor of a building with a black roof rosenfeld said. Generally lighter colored roofers will reflect heat away from your roof and darker roofs will absorb the heat and transfer it into the house below. The algae feed on the limestone in shingles.

So why are roof shingles black. I thought about painting the roof of my house white. A dark roof absorbs more heat from the sun. Black is a color that attracts heat be it through a black t shirt in the height of summer or black metal roof over a shed.

Unless you live in a homeowner association restricted community you are not forced to have any particular color. Metal roofing black and white roofs metal roofing is easy to find in both black and white colors and may just be the future of roofing due to the decreasing cost of metal as a material. However there are a few simple solutions that will leave you worry free after your new black roofing installation. But i am not sure whether i should use an oil or latex based paint.

Black absorbed heat making the roof hot. It s important to remember that just having a black roof won t necessarily. As the blue green algae accumulate they develop a dark hardened outer coating which results in the black stains you see. It seems that oil.

Not only does it last a long time it is also resistant to water fire or just about anything else. White reflects heat which would make the roof cooler then black. White metal has the highest rate of solar reflectivity than any other material and a large portion of california cool roofs are created with metal.