| 摘要 |
The shingle panel includes at least one shingle having a first edge, a secon d edge, a third edge and a fourth edge and at least one backing affixed to the shing le with corresponding first, second, third and fourth edges. The first edge of the backing is substantially aligned with the first edge of the shingle, the second edge of the backing is offset the second edge of the shingle, the third edge of the backing is offs et the third edge of the shingle and the fourth edge of the backing is offset the fourth edge of the shingle. The shingle panel may be tapered and include parallel grooves in the shingle and breathing grooves in the backing. The method for manufacturing the shingle panel includes pressing multiple backings on either side of a shingle board and separating the shingle board to produce multiple shingle panels.
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