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United States Climate Zones as They Relate to Roofing
Image courtesy US Department of Energy.
Image courtesy National Oceanic and Atmospheric Administration.
1. General: For a list of American cities and what IECC climate zone they are in, see 1000 Largest US Cities - Climate Zones.
2. General: A brief history of recent developments in US climate zone designations, made available by the US Department of Energy.
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