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请问tar & gravel roof and asphalt shingle roof 有什没不同

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鲜花(1) 鸡蛋(0)
发表于 2005-11-22 15:41 | 显示全部楼层 |阅读模式
老杨团队,追求完美;客户至上,服务到位!
请问tar & gravel roof  and  asphalt shingle roof 有什没不同,哪个好?谢谢!
鲜花(173) 鸡蛋(1)
发表于 2005-11-25 17:50 | 显示全部楼层
Gravel roof is gravel on the tar, usually for flat roof. Cost a little more but can be repair partially. It need equipment e.g. pump molten tar to roof top.& s: @% k, [' R' I6 |+ j0 @  c
Asphalt shingle roof last 15 to 20 years. Usually place on roof with slope. You can nail shingles to roof youself or with friends.
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