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R-454B Refrigerant Switch Hits HVAC Systems This Spring
The spring 2025 transition to R-454B refrigerant in residential HVAC replaces R-410A, enhancing efficiency and reducing environmental impact while introducing new safety measures. Homeowners gain from early planning to manage upgrade costs, ensure compatibility, and access incentives, avoiding seasonal disruptions.
By Stacy Cadri•November 13, 2025
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