Rhode Island is in IECC Climate Zone 5A (Cool - Humid). Get accurate Manual J load calculations with official design temperatures and IECC requirements.
Cool - Humid
Based on Climate Zone 5A (Cool - Humid), here are typical HVAC equipment specifications for Rhode Island installations.
Annual Fuel Utilization Efficiency for Rhode Island furnaces
Seasonal Energy Efficiency Ratio for Rhode Island AC systems
Rhode Island's climate zone data ensures proper equipment sizing. No more callbacks from oversized or undersized systems.
Rhode Island building departments require IECC-compliant Manual J calculations. Our tool uses official Rhode Island climate data.
Right-sized systems based on Rhode Island climate data reduce energy costs for homeowners and improve your reputation.
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