June 2021 Monthly Meeting - Refrigerant Updates
Contact Ramy Girgis

Please join us for June's Chapter Meeting on "Refrigerant Updates" presented by Charles Jelen ( Trane Commercial North America).

"This presentation provides an update on global and country-specific regulatory activities, provides the audience with a look at currently available next-generation refrigerants, and provides insights on the application of next-generation refrigerants.”

After viewing the presentation, attendees will be able to:

-Summarize the drivers behind the new regulations and legislation for HVAC refrigerants.

-Discuss the actions being taken both globally (via the Kigali Amendment to the Montreal Protocol) & domestically (via the U.S. EPA and the Climate Alliance States).

-Discuss the science behind why and how HVAC refrigerants are evolving.

Compare environmental impact, efficiency, and safety of current and next-generation refrigerant options

To register, click the link below and follow the instructions : 


Speaker Bio

Charles Jelen is an Application Engineer based out of La Crosse, WI.  He is primarily responsible for pre-sale support of Trane Systems and System Concepts.  His areas of expertise are in Chilled Water Systems, Refrigerants, Electrification, and System Modeling. 

Charles has been with Trane for 9 years and has held roles as TRACE 700 Product Manager, Centrifugal and Water-Cooled Product Support Engineer, and CDS (Customer Direct Service) Support Engineer. 

Prior to joining Trane Charles worked as an application and sales engineer for a process automation company out of Minneapolis, MN. 

Charles has a bachelor’s degree in Mechanical Engineering from the University of Minnesota and is a member of ASHRAE.   

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