Virginia HVAC Load Calculation Guide
Free HVAC load calculation guide for Virginia. Review climate zones, design temperatures, building code context, and local calculator resources for Virginia Beach, Chesapeake, Norfolkand 3 more cities.
Start with the Free Virginia Load Calculator
Use our residential or commercial calculator to estimate loads with Virginia-relevant climate conditions in mind.
Virginia Design Temperatures
Winter Design Temperature
18°F
Used for heating load calculations and equipment sizing across Virginia
Summer Design Temperature
91°F
Used for cooling load calculations and equipment sizing across Virginia
Virginia Building Codes & Requirements
HVAC Requirements
- • Manual J calculations
- • Duct testing required
- • Humidity control standards
Note: Military installations have additional federal requirements
Energy Code
2015 IECC with Virginia amendments
Common Building Types
- • Colonial homes
- • Military housing
- • Government buildings
Virginia HVAC Challenges
⚠
Coastal humidity
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Military requirements
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Historic preservation
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Variable climate
Local Resources
Virginia Department of Housing
government
Virginia HVAC Association
organization