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Florida HVAC contractors face some of the strictest code enforcement in the nation. The Florida Building Code (FBC) 8th Edition (2023), effective January 2024, introduced new requirements for mechanical fastening, refrigerant handling, and energy efficiency documentation. Based on inspection data from 8 Florida counties (Miami-Dade, Broward, Palm Beach, Hillsborough, Pinellas, Orange, Duval, Lee), we analyzed…

R-454B (A2L refrigerant) is replacing R-410A across the HVAC industry due to EPA SNAP Rule 23 mandates. As of January 2026, R-454B costs 35-45% more per pound than R-410A, but prices are expected to decline 10-15% by Q4 2027 as production scales. Key Findings: R-454B wholesale (Jan 2026): $385/30lb cylinder ($12.83/lb) R-410A wholesale (Jan 2026):…