It s definitely something to consider when re roofing and in a new construction project and you might be able to take steps to cool things down on the roof you already have.
How hot does a roof get in the summer.
As the sun beats down during the summer months some commercial rooftop temperatures can become very high.
The surface temperature of an asphalt roof typically stays within five degrees of the surface temperature of a metal roof.
It layed perfectly flat prior to open cell foam being installed against the underside.
Keep in mind that to get the greatest benefit from your painted or coated roof you need to keep it as clean as possible and repaint every 10 15 years.
Every type of roofing material offers a different rate of light reflection and heat absorption.
Also commonly to about 85 90 you can work ok if on the shady side of the roof avoiding the sun by planning which sides you do first.
Should you change your roof to keep it cooler.
I have a roof with a 2 12 pitch aka hot mop roofing.
How hot your roof really gets in the summer is a variable you have some control over.
A hot roof won t last as long as you want as the heat damages it one summer at a time.
In those conditions most roofers tend to start as early as the law allows like 6 7 o clock and work till it gets too hot to shingle then move onto another tearoff job for the rest of the day.
White roofs do the opposite of black ones rather than absorbing light energy and converting it to heat these roofs instead reflect the light back into the atmosphere preventing it from.
How hot do roofs get in the summer infographic monday april 16 2018.
Condensation is settling beneath the shingles and result in water damage leaks or rotting of material and mold growth the good news is that the damage caused by heat and other factors during summer is cumulative meaning it builds up over time and your roof isn t going to crumble and turn to dust.
Thus solar attic fans could very well be one of the best solutions for hot roofs.
These fans remove the excess heat from the top part of the house allowing you to get rid of the problem and ensure that your roof lasts for many years to come.
No pebble protection by august the roof had more blisters and ripples than a man could count.
How hot your roof really gets in the summer is a variable you have some control over.
Hot and humid air is damaging the roof.
Plus new coating technologies are being developed all the time.