The HVAC and refrigeration industry is in the middle of the biggest refrigerant shift in decades — and many contractors still aren’t having honest conversations about it. If you’ve heard about “A2L refrigerants,” “low-GWP mandates,” or rising equipment prices, you’re not alone. What’s happening now will permanently change how systems are installed, serviced, and priced in the United States. Let’s break it down — without the sales pitch. The Regulation That Changed Everything