about the first point

来源: xxyyliu 于 2012-07-18 10:45:11 [] [旧帖] [给我悄悄话] 阅读数 : (226 bytes)
回答: 小翼啊，我来帮你省点 由 万枫 于 2012-07-18 10:25:39

You may not want to skip catch basin around gutter down spout. I did this way and noticed from last week's heavy rain that the spot under down spout is already low and tends to accumulate water from surrounding area.

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