Climate Zones

2 articles

• Finding Your IECC Climate Zone, and Why the Map Is Not the Answer

  Climate zones are assigned by county, not by zip code. Where the two disagree, the county wins — and they disagree more often than you would expect.

• R-Value by Climate Zone: Ceilings, Walls and Floors in One Table

  The whole envelope in one table, plus the thing nobody says out loud — the edition your jurisdiction enforces may be two cycles behind the current one.