Performance Paths for Commercial Buildings This overview of building code training discusses prescriptive paths, performance paths, and IECC vs ASHRAE performance paths. Architects and designers,Building department personnel,Mechanical, electrical, and plumbing engineers ASHRAE,commercial,compliance pathway,IECC Related Videos 45:47 2024 IECC Sunrooms and Garages 1.01:03 2024 IECC Residential Existing Buildings 1:14:34 Blower Door and Duct Leakage Testing