Arkansas is in IECC Climate Zone 3A (Warm - Humid). Get accurate Manual J load calculations with official design temperatures and IECC requirements.
Warm - Humid
Based on Climate Zone 3A (Warm - Humid), here are typical HVAC equipment specifications for Arkansas installations.
Annual Fuel Utilization Efficiency for Arkansas furnaces
Seasonal Energy Efficiency Ratio for Arkansas AC systems
Arkansas's climate zone data ensures proper equipment sizing. No more callbacks from oversized or undersized systems.
Arkansas building departments require IECC-compliant Manual J calculations. Our tool uses official Arkansas climate data.
Right-sized systems based on Arkansas climate data reduce energy costs for homeowners and improve your reputation.
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