Additional ZERH Program Requirements This webinar discusses mandatory requirements of the ZERH (Zero Energy Ready Home) program by the Department of Energy. These requirements include lighting and other appliances, windows, ductwork, water efficiency, and renewable readiness. All Audiences building envelope,certification,ductwork,mandatory,zero energy ready Related Videos 1:14:34 Blower Door and Duct Leakage Testing 45:47 2024 IECC Sunrooms and Garages 1.01:03 2024 IECC Residential Existing Buildings