The sr value is a number from 0 to 1 0.
Light gray metal roof sri.
Yellow and gray is a classic color pairing that works well on all types of houses.
However effective solar design is more complicated than simply selecting high sri materials as in cooler locations solar gain may actually be desirable.
For a more edgy look try a brighter yellow with a dark gray roof.
Understanding how a construction material like metal roofing or siding will interact with the sun can help a building prepare for weather conditions minimize heating or cooling costs and reduce heat island effects in urban areas.
Novaflex mr115 metal roof sealant light gray 6 tubes new.
A value of 0 indicates that the material absorbs all solar energy and a value of 1 0 indicates total reflectance.
A lighter color of the roof will protect your home from unpleasant heat as well as help lower your monthly energy expenses by as much as 20 30 as well as help reduce the load on your ac systems in the summer.
For a more traditional look a sunny light yellow pairs beautifully with a light gray roof.
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For example metal roofs finished with a high sri coating will have a lower temperature under sunny conditions compared to a similar uncoated metal roof.
The colors below are from over 30 different companies both in business today and also out of business.
Solar reflectivity or reflectance is the ability of a material to reflect solar energy from its surface back into the atmosphere.
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.
Total solar reflectance tsr.
Sheet metal metal roof panels 12 ft.
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There are 3 main figures to understand when choosing a color.
French guiana guernsey gibraltar guadeloupe iceland jersey jordan cambodia cayman islands liechtenstein sri lanka luxembourg monaco macau martinique maldives nicaragua.
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Offers sustainable building envelope technology products that are coated with cool pigment paint that reflects infrared radiation thus allowing the color to appear the same but keeping the material cooler.
Berridge metal roofing is cool and sustainable the high reflectivity emissivity and solar reflectance index sri of berridge metal roofing helps mitigate the heat island effect.
Solar reflectivity r solar reflectance index sri by color.
Cool metal roof colors are optimal for reducing energy consumption particularly where cooling loads dominate.
Berridge s kynar 500 hylar 5000.