Wisconsin spans 3 IECC climate zones. Find your exact zone, design temperatures, and get free Manual J load calculations for any Wisconsin location.
Cool - Humid
Cold - Humid
Very Cold
Based on Climate Zone 5A (Cool - Humid), here are typical HVAC equipment specifications for Wisconsin installations.
Annual Fuel Utilization Efficiency for Wisconsin furnaces
Seasonal Energy Efficiency Ratio for Wisconsin AC systems
Wisconsin's climate zone data ensures proper equipment sizing. No more callbacks from oversized or undersized systems.
Wisconsin building departments require IECC-compliant Manual J calculations. Our tool uses official Wisconsin climate data.
Right-sized systems based on Wisconsin climate data reduce energy costs for homeowners and improve your reputation.
Upload your Wisconsin blueprint and get a professional Manual J load calculation with official climate zone data. First report is FREE.
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Get detailed climate zone information for major cities
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