Arizona HVAC Load Calculation Guide
Free HVAC load calculation guide for Arizona. Review climate zones, design temperatures, building code context, and local calculator resources for Phoenix, Tucson, Mesaand 2 more cities.
By HVAC Load Calculate Team — Licensed HVAC professionals
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Use our residential or commercial calculator to estimate loads with Arizona-relevant climate conditions in mind.
Arizona Design Temperatures
Winter Design Temperature
-2°F
Used for heating load calculations and equipment sizing across Arizona
Summer Design Temperature
109°F
Used for cooling load calculations and equipment sizing across Arizona
Arizona Building Codes & Requirements
HVAC Requirements
- • High SEER requirements
- • Duct sealing mandatory
- • Cool roof requirements
Note: Special attention to equipment efficiency ratings in extreme heat
Energy Code
2018 IECC
Common Building Types
- • Stucco homes
- • Tile roof construction
- • Commercial retail
Arizona HVAC Challenges
⚠
Extreme heat
⚠
Solar gain management
⚠
Dust infiltration
⚠
Monsoon seasons
Major Cities in Arizona
Quick Facts
Local Resources
Arizona Department of Housing
government
PHCC Arizona
organization