Click here to read more articles about Building Envelope
This article originally appeared in the March/April 2006
issue of Home Energy Magazine.
March 02, 2006
Cool roofs cut cooling loads by up to 20% through the use of reflective materials that limit solar heat gain.A conventional cool roof features light-colored surfaces—shades that commercial facilities with flat or low-slope roofs find acceptable. However, homeowners have not adopted the cool-roof approach because they typically prefer the aesthetics of darker colors for their steep-slope roofs. Until recently, there were no cool roofing products available in darker, more appealing hues.The Solution Manufacturers have now developed dark-colored pigments for roofing materials that reflect sunlight instead of absorbing it.These pigments are now being used in coatings for metal roofs, in clay and concrete tiles, and in the multicolored granules that shingles are made of.
To read complete online articles, you need to sign up for an Online Subscription.
Once an order has been placed there is an automatic $10 processing fee that will be deducted with any cancellation.
The Home Energy Online articles are for personal use only and may not be printed for distribution. For permission to reprint, please send an e-mail to email@example.com.