90 Energy Codes

90.100 - Continuous Insulation Attachment Requirements
90.500 - National Climate Zones - IECC
90.501 - California Climate Zones & Prescriptive U Factor Assemblies
90.502 - Continuous Insulation
90.503 - U Factor Assemblies - ASHRAE 90.1
90.520 - Air Barriers (IECC)
90.521 - Air Barriers (CBC)