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 59:12 Manual D 56:04 Architects Implement Energy Regulations 53:13 IECC 2021 Commercial Mechanical and Plumbing 1:08:49 IECC 2021 Commercial Lighting 41:09 IECC 2021 Commercial Architectural 1:07:12 Should We Adopt IECC 2021 1:03:17 Colorado Advanced Amendments «1…678Page 8 of 8