This video provides an overview of the new refrigerant requirements and how they will affect the HVAC systems as well as system efficiency. Contractors and installers,Mechanical, electrical, and plumbing engineers HVAC,IECC,refrigerants You may also like 1:01:25 2021 Residential Testing 1:05:40 2021 Residential Changes Part 1 1:09:02 2021 Residential Changes Part 2 1:07:47 Admin of the Energy Efficiency Provisions 59:07 Manual S 1:02:19 Manual J 1:07:12 Should We Adopt IECC 2021 1:03:17 Colorado Advanced Amendments 56:04 Architects Implement Energy Regulations «1…6789»Page 8 of 9