Set up on the roof Siphon rain bucket, the contact piece of roofing material should be and the corresponding material.
设置于屋面上的虹吸式雨水斗，其接触片材质应和屋面防水相对应。
From my own experience installing roofing and siding, I learned about suppliers who were big on promises, but small on follow-up.
从我安装屋面和壁板的经验，我知道大供应商是重承诺的，小供应商是因循守旧的。
In fact, I grew up in the roofing and siding business and I have the greatest respect for the hard work that goes into this profession.
实际上，我崛起于屋面和壁板生意，我有最大的敬意对于努力工作在我加入的这个职业。
If valley flashings are too narrow, backed-up water can find its way under the roofing materials.
如果天沟过于窄的话，积水将渗透屋面材料。
If valley flashings are too narrow, backed-up water can find its way under the roofing materials.
如果天沟过于窄的话，积水将渗透屋面材料。
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