Image Number 5 for United States Patent #7178301.
A roof shake which simulates a conventional wooden shake includes an exposure portion, a toplap portion, a headlap portion, a butt end, an upper edge, an upper surface, and a lower surface. The shake tapers from the butt end to the upper edge. The exposure portion of the shake includes at least one cavity which functions as an insulative chamber and may be filled with insulative material. The shake also includes one or more fastener channels through the shake body which allows the shake to be secured to roof sheathing by a fastening strip