New Refrigerant 2025 Cost Calculator. In 2025, significant changes to the hvac industry are set to take effect, focusing largely on refrigerants and their environmental impact. Starting in 2025, systems will phase out the use of r410a, moving toward refrigerants like r32 and r454b.

The upcoming 2025 refrigerant regulations will significantly impact hvac costs, making now the perfect time to upgrade your system. For those of us who rely on hvac systems in our home or rental units, the transition to.