Idaho spans 2 IECC climate zones. Find your exact zone, design temperatures, and get free Manual J load calculations for any Idaho location.
Cool - Dry
Cold - Dry
Based on Climate Zone 5B (Cool - Dry), here are typical HVAC equipment specifications for Idaho installations.
Annual Fuel Utilization Efficiency for Idaho furnaces
Seasonal Energy Efficiency Ratio for Idaho AC systems
Idaho's climate zone data ensures proper equipment sizing. No more callbacks from oversized or undersized systems.
Idaho building departments require IECC-compliant Manual J calculations. Our tool uses official Idaho climate data.
Right-sized systems based on Idaho climate data reduce energy costs for homeowners and improve your reputation.
Upload your Idaho 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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