The move to R-454B matters for Ogden HVAC services because it is an EPA-acceptable refrigerant for certain systems

https://archercmgs843.quillnesty.com/posts/how-inversion-season-affects-indoor-air-and-what-hvac-services-can-do-in-ogden

The move to R-454B matters for Ogden HVAC services because it is an EPA-acceptable refrigerant for certain systems, but it is mildly flammable and can only be used in equipment specifically designed for it.