South Carolina HVAC Load Calculation

Professional HVAC load calculation requirements for South Carolina. Get accurate heating and cooling load calculations with state-specific design temperatures, building codes, and local climate considerations for Charleston, Columbia, North Charleston and 2 more cities.

Quick Start South Carolina Load Calculator

Get started with your South Carolina HVAC load calculation using our professional tools designed for local climate conditions.

South Carolina Design Temperatures

Winter Design Temperature

20°F

Used for heating load calculations and equipment sizing across South Carolina

Summer Design Temperature

95°F

Used for cooling load calculations and equipment sizing across South Carolina

Climate Zone Information

South Carolina spans climate zones 2A and 3A, which means different regions may have varying design requirements. Always verify local design temperatures for your specific project location.

South Carolina Building Codes & Requirements

HVAC Requirements

  • High SEER requirements
  • Humidity control systems
  • Wind-resistant installation

Note: Coastal areas require hurricane and salt air considerations

Energy Code

2015 IECC with South Carolina amendments

Common Building Types

  • Traditional homes
  • Coastal properties
  • Historic structures

South Carolina HVAC Challenges

High humidity

Hurricane risk

Historic preservation

Termite protection

Quick Facts

State:South Carolina
Abbreviation:SC
Climate Zones:2A, 3A
Major Cities:5

Local Resources

Duke Energy Carolinas

utility

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South Carolina Energy Office

government

South Carolina HVAC Association

organization