New Ac Refrigerant 2025 Model. Beginning in 2025, new ac systems will use a a different class of refrigerants that better align with climate goals. Beginning in 2025, new ac systems will utilize an alternative class of refrigerants that better align with climate goals.

The 2025 refrigerant transition, mandated by the environmental. Effective january 1, 2025, however, the coolant inside your air conditioner will be changing and it may have a significant impact on costs, installation, and new technology.