| 摘要 |
A roof structure and a method of installing a snow guard on the base of a roof are provided The roof structure includes a plurality of synthetic shingles The snow guard has an outwardly projecting snow-engaging platform and a hook at an upper end The hook is adapted to engage an upper edge of a butt portion of one or more shingles in an underlying course of shingles, and a tab portion of a shingle in a next-overiymg course of shingles is disposed over the upper end of the snow guard, substantially covering its base The snow-engaging platform is adapted to receive snow and ice that may slide down the roof to intercept or break it into small harmless particles The synthetic shingles of thermoplastic materials allow for the upward bending of the overlying tab portions of shingles to permit insertion of snow guards under tab portions of overlying shingles
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