Oregon HVAC Load Calculation Guide
Free HVAC load calculation guide for Oregon. Review climate zones, design temperatures, building code context, and local calculator resources for Portland, Eugene, Salemand 2 more cities.
Start with the Free Oregon Load Calculator
Use our residential or commercial calculator to estimate loads with Oregon-relevant climate conditions in mind.
Oregon Design Temperatures
Winter Design Temperature
2°F
Used for heating load calculations and equipment sizing across Oregon
Summer Design Temperature
88°F
Used for cooling load calculations and equipment sizing across Oregon
Oregon Building Codes & Requirements
HVAC Requirements
- • High efficiency standards
- • Duct testing mandatory
- • Advanced ventilation
Note: Strong emphasis on green building and renewable energy integration
Energy Code
2019 Oregon Energy Efficiency Specialty Code
Common Building Types
- • Traditional homes
- • Green buildings
- • Commercial structures
Oregon HVAC Challenges
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Marine climate
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Seismic requirements
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Green building standards
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Wildfire concerns
Major Cities in Oregon
Local Resources
Oregon Department of Energy
government
Oregon HVAC Association
organization