Codes & Standards

ASHRAE 2007 2004
90.1 - 2007
ASHRAE 90.1 2013 2016 2019
IECC 2009 Chart
IECC 2012, 2015 & 2018 Chart
IECC 2021 chart

Climate Zone and Code Maps

Climate Zone Map

Commercial Buildings

Commercial Building Codes
COMcheck Compliance