Louisiana is in IECC Climate Zone 2A (Hot - Humid). Get accurate Manual J load calculations with official design temperatures and IECC requirements.
Hot - Humid
Based on Climate Zone 2A (Hot - Humid), here are typical HVAC equipment specifications for Louisiana installations.
Annual Fuel Utilization Efficiency for Louisiana furnaces
Seasonal Energy Efficiency Ratio for Louisiana AC systems
Louisiana's climate zone data ensures proper equipment sizing. No more callbacks from oversized or undersized systems.
Louisiana building departments require IECC-compliant Manual J calculations. Our tool uses official Louisiana climate data.
Right-sized systems based on Louisiana climate data reduce energy costs for homeowners and improve your reputation.
Upload your Louisiana blueprint and get a professional Manual J load calculation with official climate zone data. First report is FREE.
Join 10,000+ Louisiana contractors who trust AutoHVAC for permit-ready load calculations
Get detailed climate zone information for major cities
Need Louisiana HVAC permit forms and building department contacts?
View Louisiana Permit Directory