Minimum Insulation R-value Requirements

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STATEAPPLICABLE CODEASHRAE ZONEMINIMUM R-VALUESTATE & LOCALALAlabama2015 Alabama commercial Energy Code2R-253R-25STATE & LOCALAKAlaska2012 Alaska Building Energy Efficiency Standard7R-358R-359R-40LO C A L O N LYAZArizonaNo statewide mandated R values Phoenix - 2012 IECCYuma - 2009 IECC Tucson - 2012 IECCFlagstaff - 2009 IECC2R-202R-202R-205R-20S TAT E O N LYAR ArkansasArkansas Enery Code for New Building Construction3R-204R-20S TAT E O N LYCACalifornia2016 Building Energy Efficiency Standards2R-253R-254R-305R-306R-30STATE & LOCALCOColorado2012 IECC4R-255R-256R-307R-35S TAT E O N LYCTConnecticut2016 connecticut State Building Code5R-25STATE & LOCALDEDelawareASHRAE 20104R-20S TAT E O N LYDCDistrict of Columbia2012 IECC4R-25S TAT E O N LYFLFlorida2014

STATE ONLY CT Connecticut 2016 Connecticut State Building Code 5 R-25 STATE & LOCAL DE Delaware ASHRAE 90.1 2010 4 R-20 STATE ONLY DC District of Columbia ... STATE ONLY MN Minnesota Minnesota Commercial State Building Code 6 R-30 7 R-35 Please see disclaimer on back page. Minimum Insulation R-value Requirements Non-Residential, Above Roof Deck.

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