This webinar discusses major changes to the 2021 Residential IECC (International Energy Conservation Code). All Audiences IECC,residential,significant changes You may also like 1:00:47 Heat Pump Sizing 1:00:19 Heat Pump Installation 1:20:17 Interconnection of Vapor and Air in Walls 1:16:02 Residential Vapor Management 1:07:38 IRC Chapter 11 Overview Part 2 58:17 Building Envelope Performance Verification 49:03 Building Science 101 Commercial 1:03:02 All Things Residential Insulation 1:11:55 Passive House «1234…9»Page 2 of 9