Colorado HVAC Load Calculation Guide
Free HVAC load calculation guide for Colorado. Review climate zones, design temperatures, building code context, and local calculator resources for Denver, Colorado Springs, Auroraand 1 more cities.
Start with the Free Colorado Load Calculator
Use our residential or commercial calculator to estimate loads with Colorado-relevant climate conditions in mind.
Colorado Design Temperatures
Winter Design Temperature
-15°F
Used for heating load calculations and equipment sizing across Colorado
Summer Design Temperature
91°F
Used for cooling load calculations and equipment sizing across Colorado
Colorado Building Codes & Requirements
HVAC Requirements
- • High-efficiency heating required
- • Altitude adjustments for equipment
- • Air sealing emphasis
Note: Equipment derating required for high altitude installations
Energy Code
2015 IECC with amendments
Common Building Types
- • Mountain homes
- • High-altitude construction
- • Ski lodges
Colorado HVAC Challenges
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High altitude effects
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Extreme temperature swings
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UV exposure
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Dry climate