Transcription of Minimum Insulation R-value Requirements
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STATEAPPLICABLE CODEASHRAE ZONEMINIMUM R-VALUESTATE & LOCALALA labama2015 Alabama Commercial Energy Code2R-253R-25 STATE & LOCALAKA laska2012 Alaska Building Energy Efficiency Standard7R-358R-359R-40LO C A L O N LYAZA rizonaNo statewide mandated R values Phoenix - 2012 IECCYuma - 2009 IECC Tucson - 2012 IECCF lagstaff - 2009 IECC2R-202R-202R-205R-20S TAT E O N LYAR ArkansasArkansas Enery Code for New Building Construction3R-204R-20S TAT E O N LYCAC alifornia2016 Building Energy Efficiency Standards2R-253R-254R-305R-306R-30 STATE & LOCALCOC olorado2012 IECC4R-255R-256R-307R-35S TAT E O N LYCTC onnecticut2016 Connecticut State Building Code5R-25 STATE & LOCALDED elawareASHRAE 20104R-20S TAT E O N LYDCD istrict of Columbia2012 IECC4R-25S TAT E O N LYFLF lorida2014 Florida Building Code, Energy Conservation1R-202R-20S TAT E O N LYGAG eorgia2011 Georgia State Minimum Standard Energy Code 2R-203R-204R-20S TAT E O N LYHIH awaii2015 IECC1R-20 STATE & LOCALIDI daho2012 IECC5R-256R-30 STATE & LOCALILI llinois2015 IECC4R-305R-30S TAT E O N LYINI ndiana2010 Indiana Energy Conservation Code4R-205R-20 STATE & LOCALIAI
6 R-30 STATE ONLY WV West Virginia 2009 IECC 4 R-20 5 R-20 STATE ONLY WI Wisconsin 2011 Wisconsin Commerical Building Code 6 R-20 7 R-25 LOCAL ONLY WY Wyoming No statewide mandated R values Casper - 2009 IECC Cheyenne - 2012 IECC Laramine - 2012 IECC 6 R-30 6 R-30 6 R-30 Please see disclaimer on back page.
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