50:57 Residential Existing Buildings 1:00:52 Unusual Spaces and the Energy Code 1:08:24 Compliance Pathways 1:04:30 Residential Ventilation Strategies 1:06:05 Requirements for Energy Code Permit Submittal 1:15:51 2021 Residential Ventilation 1:00:29 Reviewing Residential Reports 1:09:26 2021 Residential Inspections 1:07:47 Admin of the Energy Efficiency Provisions «12345»Page 4 of 5