See below for what is repair /what's improvement

来源: borisg 于 2010-12-28 09:01:11 [] [博客] [旧帖] [给我悄悄话] 本文已被阅读： 0 次 (208 bytes)
回答: what about replace roof,windows, and siding??? 由 hmo 于 2010-12-28 07:48:18

replace deteriorated roof--repair.

replace old single pane window with E-efficient double pane-- improvement.

replace clapboard siding with vinyl --improvement

My understanding.

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