This webinar discusses residential testing and diagnostics in the 2021 IECC (International Energy Conservation Code). Contractors and installers,Mechanical, electrical, and plumbing engineers IECC,residential,testing You may also like 2024 IECC vs LECC C406 (Part 2 of 4) – HVAC and SWH Credits 2024 IECC vs LECC C406 (Part 1 of 4) – Overview and Architectural Credits Air Sealing and Fireblocking 1.01:03 2024 IECC Residential Existing Buildings 45:47 2024 IECC Sunrooms and Garages 59:09 Radon 1:14:34 Blower Door and Duct Leakage Testing 1:00:19 Heat Pump Installation 48:30 IECC 2024 Commercial «1234…10»Page 2 of 10