R-454B is non-toxic and mildly flammable but will be safe for use in commercial products. This refrigerant is considered a lower global warming Upcoming Refrigerant Changes: How the R-454B (Puron Advance
Tools for Flammable A2L Refrigerants! - What does R454B and R32 require? A2L R-454B Leakage Sensor and Dissipation/Mitigation Board Wiring Install Carrier/Bryant/Payne Unit!
Evaporator Coil with Power-V Technology for R-454B Refrigerant Upflow/Downflow Cooling and Heating, Cased, 3.5 Ton, Aluminum Coil. R454B and R32 are the future refrigerants that the HVAC industry is moving over to due to government regulations. There is an R-454B is the newest HVAC refrigerant, which will gradually replace R-410A, the refrigerant used in most current HVAC manufacturing.
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