Arkansas HVAC Load Calculation Guide

Free HVAC load calculation guide for Arkansas. Review climate zones, design temperatures, building code context, and local calculator resources for Little Rock, Fayetteville, Fort Smithand 1 more cities.

Start with the Free Arkansas Load Calculator

Use our residential or commercial calculator to estimate loads with Arkansas-relevant climate conditions in mind.

Arkansas Design Temperatures

Winter Design Temperature

10°F

Used for heating load calculations and equipment sizing across Arkansas

Summer Design Temperature

94°F

Used for cooling load calculations and equipment sizing across Arkansas

Climate Zone Information

Arkansas spans climate zones Zone 3A, Zone 4A, which means different regions may have varying design requirements. Always verify local design temperatures for your specific project location.

Arkansas Building Codes & Requirements

HVAC Requirements

  • Basic efficiency standards
  • Duct testing recommended
  • Ventilation per local amendments

Note: Storm-resistant construction requirements in some areas

Energy Code

2009 IECC with amendments

Common Building Types

  • Traditional frame homes
  • Manufactured housing
  • Agricultural facilities

Arkansas HVAC Challenges

High humidity

Tornado activity

Mixed climate loads

Soil conditions

Quick Facts

State:Arkansas
Abbreviation:AR
Climate Zones:Zone 3A, Zone 4A
Major Cities:4

Local Resources

Entergy Arkansas

utility

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Arkansas Energy Office

government

Arkansas HVAC Association

organization