Orlando Climate Zone & Energy Code

Climate Zone: IECC Climate Zone 2A (hot-humid). Orlando has long, hot, humid summers (93°F/77°F cooling design) and very mild winters (38°F heating design). Latent load management is critical for comfort and mold prevention.

Energy Code & Manual J Requirement: Florida Energy Conservation Code (FECC) based on IECC with Florida amendments. ACCA Manual J required for all Orange County and Central Florida HVAC permit applications.

Local Electric Utility: Duke Energy Florida

Building Department: City of Orlando Building & Code Administration Division

Local Trade Association: ACCA Florida Chapter / ASHRAE Central Florida Chapter