A white or light colored metal surface reflects best under testing at about 67 percent reflectivity and even some newly developed cool colors send the rays away source.
Most reflective metal roof color.
Florida solar energy center and while asphalt tiles don t have the power of a magnifying glass.
Step 1 heat reduction.
White is the most reflective color and white metal roofing can actually lower the ambient.
Most to all other modern metal roofs have color applied in a factory setting.
White and light colors.
Compared to a white metal roof that reflects and releases up to 59 of the sun s heat white being the most energy efficient a galvalume roof only reflects and releases 25 of the sun s heat.
Despite galvalume being very reflective it lacks the ability to release stored heat back into the atmosphere once it heats up.
If you are looking to reduce the heat in the building or structure which has the metal roofing you are looking to paint then this may be the paint for you and your needs.
The reality of color selection is that the color choice is only part of the decision that is being made.
These colors will inevitably fade to a different hue of the same color.
This means it can reduce the temperature inside the structure as much as 50 degrees in some conditions.
This is because reflective roof paint can deflect up to 85 of the heat hitting the roof.
How fast and how much depends on factors that are noted in the last section of this article.
Slightly darker and muted shades that tend toward the blue side of the color spectrum are called cool.
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.