Episode 80: A Look at New York’s New Law That Phases Out The Most Common Refrigerant Used in HVAC Equipment

In this episode, we take an in-depth look at New York State’s new law phasing out the most common refrigerant used in HVAC systems—and what the transition means for contractors, building owners, and design engineers. Our guest is Miguel Quintanilla, Principal of Collado Engineering in White Plains, NY. This marks Miguel’s second appearance on Building Knowledge, following his insightful discussion on sprinkler systems in Episode 62.Topics covered include:Refrigerant fundamentals and the science behind themThe phase-out of R-410A refrigerantThe regulatory landscape, with a focus on New York Part 494Equipment and applications impacted by the R-410A banCompliance deadlines for contractors, owners, managers, and manufacturersKey steps to prepare for the refrigerant transitionThe rise of A2L refrigerantsExpert advice on designing or upgrading HVAC systems in 2025