Temperasture Of Metal Roof In The Sun

If people can touch it easily the temperature is a concern.

Temperasture of metal roof in the sun.

The surface temperature of an asphalt roof typically stays within five degrees of the surface temperature of a metal roof. Via turner roofing company. If the roofing job needs to be done immediately due to leaks or wind damage lay a tarp over the damaged section of the roof or install temporary roofing. First light colored metal roofs or metal roofs with special pigments in dark colors reflect radiant heat.

If the building is located in hammerfest norway the metal might get warm to the touch. If it s on the sun facing side in las vegas you may find it gets hot enough to cause burns. If it s out of reach don t worry about it. Second metal roofs lose any gained heat very quickly to the sky when the sun sets or goes behind a cloud or even when a slight breeze blows.

Still slight increases in temperature are possible because of the nature of the color. The iron isn t going to melt. While most are designed to last 20 years or longer black roofs can suffer because heat speeds up the breakdown of materials in fact heat wear and tear is the main issue from a longevity standpoint. Metal roofs also get hot.

Such a roof can be reasonably expected to be some 50 to 60 degrees cooler than a dark color asphalt shingles roof. Clearly black roofs get the hottest. Used since as far back as ancient rome metal got a bad rap in the 80s and 90s when it was seen as a cheap tacky material suitable mainly for farms and barns. Yet in the airspace below the roofs the temperature beneath the asphalt roof can dip or rise 15 degrees below or above the outside temperature.

The story of metal roofing is one of peaks and valleys. Unlike black tar shingles or roll roofing however the metal is less insulating and doesn t retain as much heat from the absorption. It is best to choose a light color metal such as white light bronze beige peach light green or blue if you live in a region that has a lot of sun and a hotter climate. These colors absorb the heat energy from sunlight and raise the temperature of the home.

A definitive answer is not possible. Other roofing materials capture and retain the sun s heat.