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房檐通常要铺ice-water shield。 一般铺3尺宽。如果房檐比较宽,铺6尺。building code 要求是超过外墙2尺。铺黑纸对防止结冰漏水作用不大,因为钉子一大就烂了。ice-water shield 就有比较好的密封防水性。
gladstone596
(leo)
(#7768171@0)
Last Updated: 2012-9-8
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请明白人指点:15年的房想换屋顶,有个公司说不用换屋顶通风口(如坏的才需换)及及STEEL VALLEY,我有四个邻居都是他换的,大雨过了也没啥问题,请问不换这二个行吗?
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