Maine HVAC Load Calculation

Professional HVAC load calculation requirements for Maine. Get accurate heating and cooling load calculations with state-specific design temperatures, building codes, and local climate considerations for Portland, Lewiston, Bangor and 1 more cities.

Quick Start Maine Load Calculator

Get started with your Maine HVAC load calculation using our professional tools designed for local climate conditions.

Maine Design Temperatures

Winter Design Temperature

-9°F

Used for heating load calculations and equipment sizing across Maine

Summer Design Temperature

85°F

Used for cooling load calculations and equipment sizing across Maine

Climate Zone Information

Maine spans climate zones 6A and 7, which means different regions may have varying design requirements. Always verify local design temperatures for your specific project location.

Maine Building Codes & Requirements

HVAC Requirements

  • High-efficiency heating mandatory
  • Air sealing critical
  • Ventilation heat recovery

Note: Emphasis on heating efficiency and moisture control in coastal areas

Energy Code

2015 IECC with Maine amendments

Common Building Types

  • Colonial homes
  • Log cabins
  • Coastal properties

Maine HVAC Challenges

Harsh winters

Coastal conditions

Historic preservation

Remote locations

Quick Facts

State:Maine
Abbreviation:ME
Climate Zones:6A, 7
Major Cities:4

Local Resources

Central Maine Power

utility

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Efficiency Maine

government

Maine HVAC Association

organization