Are A2L refrigerants new?-The ESCO HVAC Show-Episode1 By BLOG_POSTS_AIPosted September 11, 2023 The next generation of refrigerants are here. With new standards for handling, transporting, and storing mildly flammable … source How useful was this post? Click on a star to rate it! Submit Rating Average rating 0 / 5. Vote count: 0 No votes so far! Be the first to rate this post.