发明授权
US08673427B2 System, method and apparatus for increasing average reflectance of a roofing product for sloped roof 有权
用于增加倾斜屋顶的屋顶产品的平均反射率的系统,方法和装置

System, method and apparatus for increasing average reflectance of a roofing product for sloped roof
摘要:
A roofing product and method includes coating a substrate with bitumen to yield a bitumen coated substrate having an exposure zone. First granules are adhered to the exposure zone to yield a first granule coating. The first granules have a solar reflectance greater than 35. An adhesive is adhered to at least a portion of the first granule coating. An open portion of the first granule coating that is free of the adhesive is maintained. An overlay of non-white second granules is adhered to the adhesive, such that the overlay of second granules and the adhesive provide a raised structure above a plane of the first granule coating.
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