Rock Hill Climate Zone & Energy Code
Climate Zone: IECC Climate Zone 3A (hot-humid). Heating design 22°F, cooling design 94°F/77°F.
Energy Code & Manual J Requirement: South Carolina adopted IECC 2009 as the state energy code. ACCA Manual J is required for all HVAC permit applications in York County.
Local Electric Utility: Duke Energy Carolinas
Building Department: City of Rock Hill Building Department
Local Trade Association: ACCA Carolina Chapter